Listar por autor "Afonso, Óscar"
Mostrando ítems 1-4 de 4
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Directed Technical Change and Environmental Quality.
Afonso, Óscar; Fonseca, Liliana; Ferreira-de-Magalhaes, Rosinda Manuela
; Vasconcelos, Paulo B. (Springer Nature, 2020)
We propose a directed technical change model with two sectors, clean and dirty, to analyze the impact of the degree of substitutability between sectors and the degree of scale effects on the environmental quality. The ... -
How powerful are network effects? A skill-biased technological approach.
Afonso, Óscar; Ferreira-de-Magalhaes, Rosinda Manuela (Cambridge University Press, 2020)
ven for the standard skill-biased technological change (SBTC) literature, the generic rise in the skill premium in the face of the relative increase in skilled workers since the 1980s seems a little puzzling. We develop a ... -
Industry concentration and wage inequality: a directed technical change approach.
Ferreira-de-Magalhaes, Rosinda Manuela; Sequeira, Tiago; Afonso, Óscar (Springer Nature, 2018-10-03)
Despite several theoretical approaches linking rising market power to more income inequality, a theoretical-based empirical quantification of this relationship has not been made. We devised a directed technical change model ... -
The role of intellectual property rights in a directed technical change model.
Afonso, Óscar; Ferreira-de-Magalhaes, Rosinda Manuela (Wiley, 2021)
We propose a two country, Innovator and Follower, directed technical change model between tradable and nontradable sectors. The Innovator performs innovative R&D and the Follower adopts the available technological knowledge. ...