This paper develops and analyzes a model of international trade comprising multiproduct firms that can produce a range of product varieties distinguished by quality. First, it analyses the within-firm distribution of product quality and argues that firms’ export decisions are sensitive to...

This paper develops and analyzes a model of international trade comprising multiproduct firms that can produce a range of product varieties distinguished by quality. First, it analyses the within-firm distribution of product quality and argues that firms export decisions are sensitive to their...

This study aimed to estimate the optimal forest rotation age for tropical plantations of a native tree species, Canarium album (Lour.) under the management of high, medium, and low income groups of farm households of Vietnam. The results suggest that: (i) the optimal rotation age for the low...