{"schema_version":1,"research_id":"eoa_inverse_innovation_exp05_external_evaluation_20260803","source_assessment_id":"deadweight_loss_reduction__material_culture_museum_studies:P2:v0","cell_id":"deadweight_loss_reduction__material_culture_museum_studies","search_queries":["museum dynamic pricing timed admission peak off peak official museum access program","museum variable admission pricing demand study research timed tickets","museum attendance congestion peak off peak pricing visitor study","museum dynamic pricing public access equity official guidance","site:childrensmuseum.org plan ahead pricing ticket prices demand official","site:ada.gov museum ticket pricing disability accessible tickets official","\"Valuing congestion costs in the British Museum\" DOI","museum dynamic pricing decision support system cultural heritage DOI","Children's Museum Indianapolis Plan-Ahead Pricing official tickets dynamic pricing","site:childrensmuseum.org \"Plan-Ahead Pricing\"","museum plan ahead pricing peak weekdays official museum","\"Development of a Decision Support System Framework for Cultural Heritage Management\" full text","site:spymuseum.org/visit/plan-ahead-pricing Plan Ahead Pricing Spy Museum"],"sources":[{"source_id":"S1","title":"Museum Pricing for Affordability and Profit","publisher":"American Alliance of Museums","url":"https://www.aam-us.org/2020/01/20/variable-pricing/","source_class":"AUTHORITATIVE_SECONDARY","publication_date":"2020-01-20","accessed_at":"2026-08-03","claims_supported":["Museum and attraction leaders describe operational plan-ahead pricing based on expected demand.","One participating attraction reported moving 10% of attendance away from busy weekends and holidays.","The Children's Museum reported financial success but uncertainty about demographic effects.","Implementers retained income-based memberships or free-admission opportunities and recommended assessing capacity, groups, membership, and revenue goals."]},{"source_id":"S2","title":"Plan ahead with Shedd","publisher":"Shedd Aquarium","url":"https://www.sheddaquarium.org/plan-a-visit/plan-ahead-pricing","source_class":"OFFICIAL_ORGANIZATION_DATA","publication_date":"2022-10","accessed_at":"2026-08-03","claims_supported":["Shedd uses date- and time-sensitive plan-ahead pricing for non-Chicago residents.","Less-popular periods may be cheaper, while popular periods may cost more.","Shedd expressly identifies spreading attendance and reducing crowding, lines, and waits as intended outcomes.","Chicago-resident prices and membership benefits are excluded from the variable-price policy."]},{"source_id":"S3","title":"Research into Admissions: Admissions Pricing Policy and Its Impact on Museums","publisher":"Association of Independent Museums","url":"https://aim-museums.co.uk/wp-content/uploads/2024/11/AIM-Admissions-Pricing-Policy-Report-FINAL.pdf","source_class":"OFFICIAL_ORGANIZATION_DATA","publication_date":"2023-12","accessed_at":"2026-08-03","claims_supported":["In the survey, 2% of museums had used dynamic pricing and 19% had considered it.","Larger museums were considering off-peak discounts to manage capacity and improve access for lower-income or accessibility-needs audiences.","Only about one-third of respondents collected visitor demographic or diversity information.","Admission changes were typically decided by trustees or equivalent governance bodies on senior-management recommendation.","Museums expressed concerns about affordability, accessibility, visitor reaction, and ticketing complexity."]},{"source_id":"S4","title":"Code of Ethics: Equitable and Inclusive","publisher":"Museums Association","url":"https://www.museumsassociation.org/about/ethics/code-of-ethics/equitable-and-inclusive/","source_class":"OFFICIAL_GUIDANCE","publication_date":"2025","accessed_at":"2026-08-03","claims_supported":["Museums should provide public access and meaningful engagement with collections.","Museums should recognize poverty, exclusion, disability, and other access barriers and work toward equitable outcomes.","Pricing efficiency cannot be assessed independently of museums' inclusion obligations."]},{"source_id":"S5","title":"ADA Requirements: Ticket Sales","publisher":"U.S. Department of Justice, Civil Rights Division","url":"https://www.ada.gov/resources/ticket-sales/","source_class":"GOVERNMENT_OR_REGULATOR","publication_date":"2020","accessed_at":"2026-08-03","claims_supported":["Covered venues must sell accessible tickets through equivalent methods, hours, and sales stages.","Accessible tickets generally must be available across public price categories and cannot cost more than comparable non-accessible tickets.","Rules constrain hold-and-release procedures, transfers, exchanges, and disability-verification practices.","Institution-specific legal review is needed because this guidance focuses on assigned seating and its precise application to timed museum admission is not established here."]},{"source_id":"S6","title":"Valuing Congestion Costs in the British Museum","publisher":"UCL Discovery / Centre for Social and Economic Research on the Global Environment","url":"https://discovery.ucl.ac.uk/id/eprint/17586/","source_class":"PRIMARY_RESEARCH","publication_date":"2001","accessed_at":"2026-08-03","claims_supported":["A stated-preference study found material visitor congestion costs at the British Museum.","The study supports treating museum congestion as a consequential welfare problem.","Its estimated marginal congestion cost decreased over part of the attendance range, leading the authors to caution that charging more at high-demand times can sometimes be undesirable.","Congestion alone therefore does not establish that peak supplements improve welfare."]},{"source_id":"S7","title":"Development of a Decision Support System Framework for Cultural Heritage Management","publisher":"Sustainability (MDPI)","url":"https://mdpi-res.com/d_attachment/sustainability/sustainability-13-07070/article_deploy/sustainability-13-07070-v2.pdf","source_class":"PRIMARY_RESEARCH","publication_date":"2021-06-23","accessed_at":"2026-08-03","claims_supported":["Researchers implemented a web-based museum decision-support prototype covering demand management, visitor segmentation, pricing, and space management.","The architecture demonstrates technical feasibility for integrating museum data, forecasting, pricing analysis, and managerial dashboards.","The work is design-science and prototype evidence, not causal evidence that time-varying museum prices retime visitors equitably."]},{"source_id":"S8","title":"Plan-Ahead Pricing: Spy Early for the Best Deal!","publisher":"International Spy Museum","url":"https://www.spymuseum.org/visit/plan-ahead-pricing/","source_class":"OFFICIAL_ORGANIZATION_DATA","publication_date":"2026","accessed_at":"2026-08-03","claims_supported":["The museum publishes expected-attendance-based prices by date and time.","Busier periods cost more and quieter periods cost less.","The museum combines plan-ahead pricing with discounts, access programs, timed capacity, and exchanges.","This is direct first-party prior art for much of the candidate's visitor-facing workflow."]}],"problem_evidence":{"support":"MODERATE","rationale":"Congestion in museums visibly matters: the British Museum study found substantial visitor congestion costs, while Shedd and AAM implementers identify crowding, waits, sellouts, and uneven attendance as operational concerns. However, no source verifies the candidate's institution-specific premise of simultaneous peak rationing and usable nearby off-peak slack under a flat price. Moreover, the British Museum study cautions that marginal congestion cost can decline and that higher peak prices may be undesirable. The exact removable wedge therefore remains a local empirical question.","source_ids":["S1","S2","S6"]},"stakeholder_evidence":{"support":"STRONG","rationale":"Identifiable adopters exist. Shedd and the International Spy Museum currently publish demand-sensitive admission schedules, and AAM reports implementation by museum and attraction executives. AIM documents expressed interest from larger museums in off-peak pricing for capacity and access goals and identifies trustees or equivalent boards as typical admission-policy authorizers.","source_ids":["S1","S2","S3","S8"]},"prior_art":{"proximity":"ESTABLISHED_PRACTICE","closest_analogues":[{"name":"Shedd Aquarium plan-ahead pricing","similarity":"Prices vary by popular date and time to encourage non-peak attendance, with an explicitly protected fixed price for Chicago residents and unchanged member benefits.","remaining_difference":"The source does not document a revenue-neutral one-exhibition experiment, fixed protected inventory in every peak slot, preregistered equity non-inferiority tests, or causal results.","source_ids":["S2"]},{"name":"AAM-described Indianapolis museum and attraction implementations","similarity":"Expected-demand pricing, advance-purchase schedules, exchanges, income-related access measures, continuous experimentation, and a reported 10% shift away from busy periods closely match the mechanism.","remaining_difference":"The evidence is self-reported, demographic effects remain uncertain, and the implementations do not establish the candidate's complete protected-allotment and revenue-neutral evaluation protocol.","source_ids":["S1"]},{"name":"International Spy Museum plan-ahead pricing","similarity":"Expected-attendance-based date/time prices, lower quiet-period prices, timed capacity, exchanges, discounts, and access programs reproduce most of the visitor-facing intervention.","remaining_difference":"The published practice lacks the candidate's fixed per-peak protected allotments, explicit use of surplus revenue for credits, and controlled public-value evaluation.","source_ids":["S8"]},{"name":"AIM fixed-variable and off-peak capacity-management practices","similarity":"Museums are expressly considering quiet-period discounts to manage peaks while targeting lower-income and accessibility-needs audiences.","remaining_difference":"Adoption is uncommon in the surveyed sector, and the report does not demonstrate causal effectiveness or the candidate's full safeguard bundle.","source_ids":["S3"]}],"distinctive_claim_remaining":"Conditional on verified simultaneous peak rationing and substitutable off-peak slack, a preregistered, revenue-neutral, single-exhibition pilot combining a modest prepublished peak/off-peak price spread with fixed protected inventory in every peak slot, access credits, fee-free exchanges, and rollback thresholds will increase completed off-peak attendance and reduce peak rationing relative to a flat-price comparator without a predeclared material reduction in access for low-income, disability-related, school/community, or schedule-constrained visitors. The claim is falsified by absent retiming, exclusion instead of retiming, failure of revenue neutrality, increased safety or queue harms, or excessive administrative burden.","confidence":"HIGH"},"implementation_evidence":{"support":"MODERATE","rationale":"Existing museums already operate expected-demand date/time prices, access discounts, exchanges, and timed capacity, while a published cultural-heritage DSS prototype demonstrates feasible web, data, forecasting, pricing, and dashboard architecture. Implementation is therefore technically credible. Important gaps remain: a target museum's ticketing export quality, late-cancellation handling, lawful equity measurement, staff workload, resale controls, accessible booking design, and institution-specific legal and governance approvals are unverified. The sources establish feasibility, not causal benefit.","source_ids":["S1","S2","S3","S5","S7","S8"]},"scores":{"meaningful_impact":{"score":3,"rationale":"Congestion can materially reduce visitor welfare, and an implementer reported shifting 10% of attendance away from busy periods. Impact is bounded to one exhibition and could be offset by exclusion or administrative cost.","source_ids":["S1","S2","S6"]},"stakeholder_pull":{"score":4,"rationale":"Multiple named museums have adopted closely related pricing, and sector research records additional museums considering it for peak management and equitable access.","source_ids":["S1","S2","S3","S8"]},"incremental_advantage":{"score":2,"rationale":"Protected per-slot inventory, credits, revenue neutrality, preregistered incidence measures, and rollback improve on published implementations, but their incremental performance is untested.","source_ids":["S1","S2","S3","S8"]},"distinctiveness_plausibility":{"score":1,"rationale":"Demand-sensitive museum admission with discounts and access programs is established practice. Distinctiveness survives mainly in the combined evaluation and safeguard protocol, not the pricing mechanism.","source_ids":["S1","S2","S3","S8"]},"technical_implementability":{"score":4,"rationale":"First-party implementations and a working museum-management DSS prototype show that pricing calendars, ticketing integration, forecasting, segmentation, and dashboards are feasible.","source_ids":["S1","S2","S7","S8"]},"adoption_authority_feasibility":{"score":3,"rationale":"Comparable museums have adopted the practice, and AIM reports that boards or trustees typically decide admission policy. The unnamed target's bylaws, public-funder conditions, contracts, and approval thresholds remain unknown.","source_ids":["S1","S2","S3","S8"]},"evidence_readiness":{"score":2,"rationale":"Slot-level ticketing data are plausibly available, but sector evidence shows limited demographic-data collection, and published practice does not isolate causal retiming from selection, marketing, seasonality, or exclusion.","source_ids":["S1","S3","S7"]},"safety_net_benefit":{"score":3,"rationale":"Caps, protected peak inventory, credits, exchanges, revenue recycling, and rollback directly address exclusion risks and align with museum ethics. Their operational reliability and legal sufficiency require testing and review.","source_ids":["S3","S4","S5"]},"scalability":{"score":3,"rationale":"The digital mechanism is reusable across ticketed institutions, but demand elasticity, public mission, resident obligations, visitor mix, and data capability vary enough to require local calibration.","source_ids":["S1","S2","S3","S7","S8"]}},"score_confidence":"MODERATE","costs":{"first_evidence":{"band_2026_usd":"10K_TO_50K","scope":"Six-week retrospective slot-level diagnostic, data cleaning, matched peak/off-peak analysis, safeguard design workshop, paper simulations, preregistration, and decision memo; no live price change.","confidence":"LOW","assumptions":["A usable ticketing export already exists.","One analyst works for roughly four to eight weeks with limited museum staff support.","No new demographic-data collection platform or extensive legal opinion is required.","This is a resource-equivalent estimate, not a vendor quote."],"source_ids":["S3","S7"]},"initial_deployment_startup":{"band_2026_usd":"50K_TO_250K","scope":"One-exhibition ticketing configuration or integration, pricing-calendar and protected-inventory logic, accessibility/privacy/legal review, visitor communications, staff training, analytics instrumentation, testing, and contingency.","confidence":"LOW","assumptions":["The existing ticketing vendor exposes configurable date/time inventory and pricing.","No replacement of the core ticketing platform is required.","The museum uses external specialist or vendor labor for integration and evaluation.","Access-credit funding is modest and separately capped."],"source_ids":["S1","S2","S5","S7","S8"]},"operational_launch":{"band_2026_usd":"10K_TO_50K","scope":"Incremental resource equivalent for launching and monitoring one temporary-exhibition pilot, including visitor support, exchanges, daily checks, access-credit administration, incident handling, and end-of-pilot analysis.","confidence":"LOW","assumptions":["Startup integration has already been completed.","The pilot lasts six to twelve weeks.","No material increase in security staffing or safe capacity occurs.","The band excludes ordinary exhibition operating costs and foregone baseline revenue."],"source_ids":["S1","S2","S8"]},"annual_recurring":{"band_2026_usd":"10K_TO_50K","scope":"Annual incremental analytics or vendor service, pricing review, access-credit administration, monitoring, accessibility testing, staff refreshers, and evaluation for a small number of exhibitions.","confidence":"LOW","assumptions":["Core ticketing licenses and museum staff are already funded.","Only a few exhibitions per year use the mechanism.","Credit expenditure and foregone peak revenue remain within a preapproved cap.","No direct 2026 vendor price was found in the eight-source review."],"source_ids":["S1","S2","S7","S8"]}},"verified_pipeline_gates":{"externally_supported_problem":{"status":"YES","reason":"Museum congestion, uneven demand, sellouts, waits, and institutional efforts to shift attendance are externally documented, although the target museum's exact peak/slack pattern still requires verification.","source_ids":["S1","S2","S6"]},"externally_credible_adopter_or_authorizer":{"status":"YES","reason":"Shedd Aquarium and the International Spy Museum are identifiable adopters; AAM documents additional implementers, and AIM identifies trustees or boards as typical admission-policy authorizers.","source_ids":["S1","S2","S3","S8"]},"distinct_testable_incremental_claim":{"status":"YES","reason":"The remaining claim specifies the condition, intervention bundle, flat-price comparator, outcomes, protected groups, and falsifiers. It is narrower than the already-established pricing practice.","source_ids":["S1","S2","S3","S8"]},"bounded_next_evidence_step":{"status":"YES","reason":"A six-week completed-exhibition diagnostic can compare matched peak and nearby off-peak slots, test whether usable slack coexists with rationing, simulate capped policies, and stop without changing prices. A subsequent live test remains necessary for causal effectiveness.","source_ids":["S1","S3","S7"]},"no_unresolved_safety_or_authority_stop":{"status":"YES","reason":"No categorical stop was found: comparable museums operate variable prices, boards commonly control admission policy, and safe occupancy can remain independent. Before any live test, the museum must obtain its own board, accessibility, privacy, contract, and legal clearances and configure ticketing consistently with applicable disability rules.","source_ids":["S2","S3","S4","S5","S8"]},"credible_cost_scope_and_range":{"status":"UNCERTAIN","reason":"The four estimates have bounded scopes and explicit assumptions, but none of the eight direct sources publishes comparable vendor, integration, staff, credit, or evaluation costs. Quotes and internal labor rates are needed.","source_ids":["S1","S7"]}},"next_evidence_step":"Using one completed temporary exhibition, analyze six consecutive operating weeks at the slot level. Before analysis, preregister: (1) a peak slot as one that sold out at least 24 hours early or recorded a queue/turn-away; (2) usable slack as unsold capacity in a comparable slot within a predeclared time window, excluding inventory made unavailable by late cancellations; and (3) minimum sample and missing-data rules. Compare matched peak/off-peak slot pairs under the observed flat price, a no-price-change off-peak-information comparator, and paper simulations of several capped revenue-neutral spreads with identical protected-allotment and credit assumptions. Falsify the problem if peak rationing and usable substitutable slack do not coexist. Do not infer retiming from the simulation. If the diagnostic passes, seek governing-body approval for a six-to-twelve-week randomized or switchback pilot comparing flat pricing plus the same safeguards against bounded differentiated pricing plus those safeguards. Preregister primary outcomes of completed off-peak entries and peak queues/turn-aways; non-inferiority thresholds for protected-program use and schedule-constrained visitors; and halt thresholds for crowding, credit failure, complaints, staff minutes per transaction, resale/gaming, and revenue deviation. Falsify the intervention if attendance is reduced rather than retimed, primary outcomes do not improve, any protected-access threshold fails, or operational and safety harms exceed their limits.","blocking_evidence":["No target-museum data yet establish simultaneous peak rationing and usable nearby off-peak slack under a flat price.","No causal evidence shows that the proposed bounded spread retimes flexible visitors rather than excluding schedule-constrained or lower-income visitors.","No evidence verifies that fixed protected inventory, credit redemption, exchanges, and release rules work reliably in the target ticketing workflow.","The target museum's visitor-category data availability, consent basis, privacy controls, and missingness are unknown; AIM indicates such data are often absent.","Institution-specific governing authority, public-funder conditions, ticketing contracts, disability-access obligations, and counsel approval are unverified.","No direct 2026 vendor quotes, internal labor rates, credit budget, or implementation estimates support the cost bands.","Published first-party outcome claims are not controlled evaluations and do not establish transferability to temporary museum exhibitions."],"research_disposition":"PARTNERED_RESEARCH_PROGRAM","world_novelty_boundary":"World novelty, patentability, freedom to operate, market size, and realized impact were not measured. The bounded search establishes that demand-sensitive museum date/time admission, off-peak discounts, timed capacity, exchanges, discounts, and access programs already exist. It does not establish whether the candidate's exact combination of fixed per-peak protected allotments, revenue-neutral credits, preregistered equity non-inferiority criteria, and rollback protocol has appeared anywhere in the world or is legally protectable.","arm":"COMPLETE_PROPOSAL_PORTFOLIO","candidate_version":0,"controller_recommendation":{"action":"STOP_EMPIRICAL_RESEARCH_NEEDED","repairable":false,"material_progress_observed":true,"progress_targets":["Verify with target-museum records that peak rationing and usable substitutable off-peak slack coexist and are not artifacts of late cancellations or entry-processing delays.","Obtain a museum partner and preregister a flat-price-versus-bounded-price randomized or switchback pilot with identical safeguards in both arms.","Measure retiming separately from abandonment and establish non-inferiority thresholds for low-income, disability-related, school/community, and schedule-constrained access.","Preapprove operational halt rules for safe crowding, inaccessible exchanges, protected-inventory failure, credit failure, resale/gaming, complaints, and staff burden.","Secure institution-specific governing-body, accessibility, privacy, procurement, contract, and legal authorization before changing live prices.","Obtain ticketing-vendor quotes and internal labor, access-credit, evaluation, and recurring-support estimates to replace the low-confidence cost bands."],"reason":"The problem and adopter pull are externally credible, and technical implementation is demonstrated, but the core incremental claim is causal and distributional: the price spread must retime visitors without excluding protected or schedule-constrained groups. Existing sources provide only self-reported outcomes, intended effects, prototypes, and sector interest. Resolving that claim requires proprietary ticketing data and a live partnered comparison, so bounded web research cannot complete the evaluation."},"proposal_index":2}