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The public at large, many policymakers, and some economists hold views of social welfare that attach some importance to factors other than individuals' utilities. This note shows that any such non-individualistic notion of social welfare conflicts with the Pareto principle
Persistent link: https://www.econbiz.de/10012471750
' utility functions and the concavity of the social welfare function. In the pertinent literatures, notably on optimal income …, however, reveals that this is not the case. Concavity of utility has a simple, direct effect on the marginal social value of … cases may not be very significant. The implications of this difference are examined for some standard forms of utility and …
Persistent link: https://www.econbiz.de/10012468707
In this paper, we propose a new measure of horizontal equity that overcomes many of the shortcomings of previous proposed measures. Our starting point is the observation that a well-behaved social welfare function need not evaluate global' (vertical equity) differences in after-tax income using...
Persistent link: https://www.econbiz.de/10012471765
How does the sustainable level of consumption depend on productivity growth and the size and growth rate of the population? What is the effect of uncertainty over these growth rates? I address these questions using a model in which productivity and population growth are stochastic, and social...
Persistent link: https://www.econbiz.de/10013210047
We model visibility bias in the social transmission of consumption behavior. When consumption is more salient than non-consumption, people perceive that others are consuming heavily, and infer that future prospects are favorable. This increases aggregate consumption in a positive feedback loop....
Persistent link: https://www.econbiz.de/10012479520
Should a social planner treat observationally identical persons identically? This paper shows that uniform treatment is not necessarily desirable when a planner has only partial knowledge of treatment response. Then there may be reason to implement a fractional treatment rule, with positive...
Persistent link: https://www.econbiz.de/10012467001
How much discretion should the monetary authority have in setting its policy? This question is analyzed in an economy with an agreed-upon social welfare function that depends on the randomly fluctuating state of the economy. The monetary authority has private information about that state. In the...
Persistent link: https://www.econbiz.de/10012468585
We use a simple graphical approach to represent Social Welfare Functions that satisfy Independence of Irrelevant Alternatives and Anonymity. This approach allows us to provide simple and illustrative proofs of May's Theorem, of variants of classic impossibility results, and of a recent result on...
Persistent link: https://www.econbiz.de/10012470585
, reincarnation serves as a metaphor to facilitate the necessary utility comparisons …
Persistent link: https://www.econbiz.de/10012496107
We face a variety of potential catastrophes; nuclear or bioterrorism, a climate catastrophe, and a "mega-virus" are examples. Martin and Pindyck (AER 2015) showed that decisions to avert such catastrophes are interdependent, so that simple cost-benefit analysis breaks down. They assumed that...
Persistent link: https://www.econbiz.de/10012455335