Many economic models include random shocks imposed on a large number (continuum) of economic agents with individual risk. In this context, an exact law of large numbers and its converse is presented in Sun (2006) to characterize the cancelation of individual risk via aggregation. However, it is well known that the Lebesgue unit interval is not suitable for modeling a continuum of agents in the particular setting. The purpose of this note is to show that an extension of the Lebesgue unit interval does work well as an agent space with various desirable properties associated with individual risk.
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Paper provided by University Library of Munich, Germany in its series MPRA Paper with number
7448.
Find related papers by JEL classification: C43 - Mathematical and Quantitative Methods - - Econometric and Statistical Methods: Special Topics - - - Index Numbers and Aggregation E00 - Macroeconomics and Monetary Economics - - General - - - General D80 - Microeconomics - - Information, Knowledge, and Uncertainty - - - General C60 - Mathematical and Quantitative Methods - - Mathematical Methods and Programming - - - General
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Darrell Duffie & Nicolae Garleanu & Lasse Heje Pedersen, 2004.
"Over-the-Counter Markets,"
NBER Working Papers
10816, National Bureau of Economic Research, Inc.
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