Browsen in EconStor gesamt nach Autor:innen Helfand, Steven M.
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Erscheinungsjahr | Titel | Autor:innen |
2001 | Brazilian agriculture in the 1990s: Impact of the policy reforms | Helfand, Steven M.; de Rezende, Gervásio Castro |
2015 | Brazilian agriculture in the 1990s: Impact of the policy reforms | Helfand, Steven M.; Castro de Rezende, Gervásio |
2015 | Brazil's Agricultural Total Factor Productivity Growth by Farm Size | Helfand, Steven M.; Magalhães, Marcelo M.; Rada, Nicholas E. |
2015 | Spatial stochastic frontier models: Accounting for unobserved local determinants of inefficiency | Schmidt, Alexandra Mello; Moreira, Ajax Reynaldo Bello; da Fonseca, Thaís C. O.; Helfand, Steven M. |