In this paper we present a novel methodology to determine the annual value of recreational visit flows to different habitat types in Great Britain. We combine different empirical models to predict the spatial distributions of recreational value across Great Britain. The models use a combination...

The authors use information gathered from 122 studies on the effects of high school diplomas on wages in different countries worldwide to carry out a meta-analysis that shows high school diplomas have a statistically significant effect on wages of nearly 8 percent. This effect varies whether the...

Economic growth followed by urbanization and food supply modernization in developing countries would lead to substantial changes in food demand. Global agri-food systems are undergoing a rapid transformation towards high-value and high-quality products. China would be a good and important...

Effects of R&D investment on frim/industry productivity have been investigated widely thanks to pioneering contributions by Zvi Griliches and others in late 1970s and early 1980s. We aim to establish where the balance of the evidence lies and what factors may explain the variation in the...