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Walras' law is central to the formation of economic theory. For mainstream economics, it is a device for testing rigorousness and consistency of model-building; for heterodox economists, the refutation of Walras' law is key to understanding Keynes' revolutionary contribution to a new economic...
Persistent link: https://www.econbiz.de/10011515286
We study the assignment of discrete resources in a general model encompassing a wide range of applied environments, such as school choice, course allocation, and refugee resettlement. We allow single-unit and general multi-unit demands and any linear constraints. We prove the Second Welfare...
Persistent link: https://www.econbiz.de/10012520196
Local interactions refer to social and economic phenomena where individuals' choices are influenced by the choices of others who are close to them socially or geographically. This represents a fairly accurate picture of human experience. Furthermore, since local interactions imply particular...
Persistent link: https://www.econbiz.de/10014025690
-justified equilibria (USJE)---temporary equilibria for which forecasts are best uniform approximations to a selection of the equilibrium …
Persistent link: https://www.econbiz.de/10013309826
Riley (1979)'s reactive equilibrium concept addresses problems of equilibrium existence in competitive markets with … adverse selection. The game-theoretic interpretation of the reactive equilibrium concept in Engers and Fernandez (1987) yields … the Rothschild-Stiglitz (1976)/Riley (1979) allocation as an equilibrium allocation, however multiplicity of equilibrium …
Persistent link: https://www.econbiz.de/10010419870
We prove the existence of an equilibrium in competitive markets with adverse selection in the sense of Miyazaki (1977 …
Persistent link: https://www.econbiz.de/10011932179
We study global properties of the equilibrium set of economies with a continuous consumption space. This framework is … states of nature) and commodity differentiation. We show that the equilibrium set is contractible which implies that (i …) there is a continuous economic policy linking any two equilibrium states, and (ii) any two such economic policies can be …
Persistent link: https://www.econbiz.de/10008656723
For an exchange economy, under assumptions which did not bring about the existence of equilibrium with dividends as yet … the equilibrium with dividends existence problem. Adding to the same assumptions a weak non-satiation condition which …
Persistent link: https://www.econbiz.de/10009510659
equilibria and, more generally, the structure of the equilibrium set. To overcome these issues, this paper extends the Preimage …
Persistent link: https://www.econbiz.de/10010228306
It is shown that, in pure exchange economies, the individual demand functions can be recovered from the equilibrium set …
Persistent link: https://www.econbiz.de/10010255678