D61 - Allocative Efficiency; Cost–Benefit Analysis
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Stability and Efficiency in Decentralized Two‐Sided Markets with Weak Preferences
Many decentralized markets are able to attain a stable outcome despite the absence of a central authority (Roth and Vande Vate, 1990). A stable matching, however, need not be efficient if preferences are weak. This raises the question whether a decentralized market with weak preferences can attain Pareto efficiency in the absence of a central matchmaker.