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Consumption-Wealth Ratio and Expected Stock Returns: Evidence from Panel Data on G7 Countries
(Fundação Getulio Vargas. Escola de Pós-graduação em Economia, 2015-07)
Using the theoretical framework of Lettau and Ludvigson (2001), we perform an empirical investigation on how widespread is the predictability of cay {a modi ed consumption-wealth ratio { once we consider a set of important ...
Consumption-wealth ratio and expected stock returns: evidence from panel data
(2015-03-20)
This paper investigates the role of consumption-wealth ratio on predicting future stock returns through a panel approach. We follow the theoretical framework proposed by Lettau and Ludvigson (2001), in which a model derived ...
Technical efficiency measures for small dairy farms in Southern Chile: A stochastic frontier analysis with unbalanced panel dataMedidas de eficiencia técnica para pequeños productores de leche del Sur de Chile: Un análisis con fronteras estocásticas y datos de panel desbalanceado
(Archivos de Medicina Veterinaria, 2006)
Technical efficiency measures for dairy farms using panel data: A comparison of alternative model specifications
(Springer Netherlands, 2008)
Investimentos em tecnologia da informação e impactos na produtividade empresarial: uma análise empírica à luz do paradoxo da produtividade
(Associação Nacional dos Programas de Pós-graduação em Administração, 2009)
Este trabalho objetivou testar a ocorrência do Paradoxo da Produtividade em uma amostra de empresas brasileiras; este Paradoxo estabelece que os acréscimos nos investimentos em tecnologia da informação não são acompanhados ...
A vector control strategy to eliminate active power oscillations in four-leg grid-connected converters under unbalanced voltages
(IEEE, 2020)
The problems associated with active power oscillations (APOs) in grid-connected converters are well-known. Imbalances in the grid usually produce double-frequency oscillations in the dc-link voltage and current which could ...