Browsing FGV EPGE - Escola Brasileira de Economia e Finanças by Author "Bertanha, Marinho Angelo"

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Impossible inference in econometrics: theory and applications to regression discontinuity, bunching, and exogeneity tests

Bertanha, Marinho Angelo; Moreira, Marcelo J.
2017-10

This paper presents necessary and su cient conditions for tests to have trivial power. By inverting these impractical tests, we demonstrate that the bounded con dence regions have error probability equal to one. This theo- ...
Simple calvo economies with heterogeneous pricing

Bertanha, Marinho Angelo
2009-08-07

This paper was motivated by the main results of Carvalho and Schwartzman (2008), where heterogeneity emerges from di¤erent sectoral pricing rules, and sectoral moments of rigidity durations are su¢ cient to explain certain ...