In this paper we use the frequency domain Granger causality test of Breitung/Candelon (2006) to analyse short and long-run causality between energy prices and prices of food commodities. We find that the oil price Granger causes all the considered food prices. However, when controlling for...

Significant policy effort is devoted to stimulate the development, adoption and diffusion of environmental-friendly technology. Sceptics worry about the effects of regulation-induced environmental technology on firms competitiveness. Since innovation is a crucial productivity driver, a potential...