This paper develops a monopolistic competition model to study the characteristics of products, such as quality improvement and product diversity (function-specialization and individualization), and the division of labor in production. Different from the ordinary economic model, our utility...

The analysis of economies of specialization at the individual level by Yang & Shi (1992) and Yang & Ng (1993) is combined with the Dixit & Stiglitz (1977) analysis of monopolistic-competitive firms to show that, ignoring administrative costs and indirect effects (such as rent-seeking), even if...

Technological progress as a major source of economic development stems from the interaction of two types of innovations, drastic and incremental. While the former sets the fundamental pace of economic progress by redefining production possibilities as Schumpeter strongly emphasized, the latter...