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We consider an exchange economy under uncertainty, in which agents' utility functions exhibit constant absolute risk aversion, but they may be recursive and the expected utility calculation may be based on multiple subjective beliefs. The risk aversion coefficients, subjective beliefs,...
Persistent link: https://www.econbiz.de/10005385275
efficient allocation. We challenge this view. We show that a model with preference and wage shocks and full insurance produces … the type of inequality patterns across age groups found in U.S. data. The efficient allocation model requires an …
Persistent link: https://www.econbiz.de/10005169619
also play a role in accounting for the observed differences in the wealth inequality between the two economies. …
Persistent link: https://www.econbiz.de/10005422754
In this paper we study the quantitative properties of alternative social security regimes in a large overlapping generations model where households face uninsurable idiosyncratic income shocks. We study this issue in two model economies. The first is the standard one characterized by exogenous...
Persistent link: https://www.econbiz.de/10005085441
We develop a method that allows one to compute incomplete-market equilibria routinely for Markovian equilibria (when they exist). The main difficulty to be overcome arises from the set of state variables. There are, of course, exogenous state variables driving the economy but, in an incomplete...
Persistent link: https://www.econbiz.de/10005534198
Two key components of the upcoming health reform are a reorganization of the individual health insurance market and an … income risks. We replicate the key features of the current health insurance system in the U.S. and calibrate the model using … smaller. This result is mostly driven by the fact that most uninsured people have low income. High burdens of health insurance …
Persistent link: https://www.econbiz.de/10008685360
fair perfect insurance. In the SE all agents are savers throughout their lives. The informational asymmetry precludes the … rather small, whilst those of PE versus no annuities at all (NAE) are rather large. An imperfect insurance is better than no … insurance at all, both at the microeconomic and at the macroeconomic level. …
Persistent link: https://www.econbiz.de/10008583659
This paper shows that unregulated decentralized equilibrium is viable under increasing returns technologies in an overlapping generations model of production with cash-in-advance constraints. We also demonstrate that the model exhibits both the Tobin effect and the reverse Tobin effect.
Persistent link: https://www.econbiz.de/10005836089
In a model of a two-period exchange economy under uncertainty, we find both upper and lower bounds for the risk free interest rate when the agents' utility functions exhibit constant absolute risk aversion. These bounds are independent of the degree of market incompleteness, and so in particular...
Persistent link: https://www.econbiz.de/10005570196
We develop a method that allows one to compute incomplete-market equilibria routinely for Markovian equilibria (when they exist). The main difficulty to be overcome arises from the set of state variables. There are, of course, exogenous state variables driving the economy but, in an incomplete...
Persistent link: https://www.econbiz.de/10005124234