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Published on: May 31, 2016
The treadmill effect in a fixed budget system
Franz Benstetter1, Achim Wambach
1Munich Re, Koeniginstr. 107, 80802 Munich, Germany.
Insights
This study reveals that fixed-budget physician reimbursement systems create coordination issues and a "treadmill effect." Introducing a price floor with market entry can enhance efficiency in healthcare economics.
Area of Science:
- Health economics
- Market dynamics
- Physician reimbursement models
Background:
- Current healthcare reimbursement models face challenges in managing fixed budgets.
- Physician services are often compensated through complex point-based systems.
- Understanding market interactions is crucial for efficient healthcare delivery.
Purpose of the Study:
- To analyze the economic interactions within physician service markets under a fixed total reimbursement budget.
- To compare retrospective payment systems with fee-for-service models.
- To identify conditions for efficiency enhancement in budget-constrained healthcare markets.
Main Methods:
- Economic modeling of physician service markets.
- Analysis of retrospective payment systems versus fee-for-service remuneration.
- Game theory or simulation to explore coordination problems and the treadmill effect.
Main Results:
- Retrospective payment systems with fixed budgets create significant coordination problems.
- These systems can lead to the "treadmill effect," where increased service volume does not proportionally increase physician income.
- Market entry combined with a price floor can mitigate inefficiencies.
Conclusions:
- Fixed-budget retrospective payment systems for physicians are prone to inefficiency and coordination failures.
- The "treadmill effect" is a potential consequence of such reimbursement structures.
- Policy interventions, including market entry and price floors, are necessary for efficiency gains in budget-constrained healthcare markets.
Abstract:
We examine the interaction in the market for physician services when the total budget for reimbursement is fixed. Physicians obtain points for the services they render. At the end of the period the budget is divided by the sum of all points submitted, which determines the price per point. We show that this retrospective payment system involves -- compared to a fee-for-service remuneration system -- a severe coordination problem, which potentially leads to the "treadmill effect". We argue that when market entry is possible, a budget can be efficiency enhancing, if in addition a price floor is used.
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