作者: Jean Imbs , Romain Wacziarg
DOI: 10.1257/000282803321455160
关键词: Economic geography 、 Diversification (marketing strategy) 、 Economics 、 Variety (cybernetics) 、 Per capita income 、 Economics and Econometrics
摘要: This paper studies the evolution of sectoral concentration in relation to the level of per capita income. We show that various measures of sectoral concentration follow a U-shaped …