Purpose: Internet use has become particularly prevalent among adolescents, prompting much thought and concern about both its potential benefits and adverse effects on adolescent learning outcomes. Much of the empirical literature on the impact of Internet use on adolescent learning outcomes is...

Faced with the task of reorganizing the largest agricultural research system in the world, officials in China are developing a strategy for reform. This paper investigates economies of scale and scope and other potential sources of improvements in the economic efficiency of crop breeding, an...

The overall goal of this study is to create a framework for assessing the trends of China's national and international investment in agricultural research and to measure its impact on total factor productivity. The main methodological contribution is to provide more convincing measures of...