description Peter Diamond Overview
Peter Diamond is an American economist whose work spans public finance, social insurance, pensions, and labor-market search theory. He shared the 2010 Nobel Memorial Prize in Economic Sciences with Dale Mortensen and Christopher Pissarides for analyzing markets in which buyers and sellers do not meet immediately or costlessly. Their framework helps economists study unemployment, vacancies, job matching, and the effects of labor-market policy.
insights Ranking position
Peter Diamond ranks #37 of 253 in the Economist ranking, behind Abhijit Banerjee, ahead of Eric Maskin.
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What is the Diamond-Mortensen-Pissarides model about?
The model explains why unemployed workers and vacant jobs can coexist because finding a suitable match takes time and resources. Peter Diamond supplied foundational search theory, while Dale Mortensen and Christopher Pissarides developed influential labor-market applications.
Why did Peter Diamond share the 2010 Nobel Prize?
Diamond shared the prize with Mortensen and Pissarides for analyzing markets with search frictions. Their framework helps economists study unemployment, job vacancies, wages, and the effects of labor-market policy.
Is Peter Diamond related to the Diamond-Dybvig bank-run model?
No. The bank-run model was developed by Douglas Diamond and Philip Dybvig, while Peter Diamond is known for search theory, public finance, and social insurance.
What did Peter Diamond argue about Social Security?
Diamond studied how pension systems distribute risk across generations and how reforms affect workers with different earnings histories. With Peter Orszag, he proposed a package of gradual changes to strengthen the finances of the United States Social Security system.
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