The present paper explores the effect of trade liberalization on the level of productivity as well as the rate of productivity growth in an R&Dbased model with heterogeneous firms. We introduce new and plausible features that are absent in existing studies. First, technical progress takes the...

Almost all existing literature assumes immigrants immediately assimilate in the receiving country. In contrast, the present paper considers the case of non-immidiate assimilation, and analyzes immigration conflicts in an overlapping generations dynamic system. We examine three types of conflicts...

This paper links firms’ endogenous quality choice to worker effort and efficiency wages. The model generates two distinct features: effort is rewarded and quality is rewarded. Then firms with higher monitoring accuracy produce higher quality and pay higher wages. When trade is opened, while...

This paper investigates the strategic effects of new entry into product markets in a unionized oligopoly where entry and wage negotiations are sequential. When both a domestic incumbent and a foreign entrant hire unionized workers, the incumbent has incentives to raise the wage, because a higher...

Pollution-intensive industries are generally characterized by imperfect competition, increasing returns to scale and large transportation costs. We investigate two countries, N and S, each with two sectors. Manufacturing generates cross-border pollution which reduces agricultural production....

This paper examines multinational public goods provision under multilateral income transfers and productivity differences across countries. We assume the existence of a planner who uses linear approximation for utility maximization for all countries. The main findings are: (i) A country is an...