The present work focused on estimating the cross-correlation between the time series of agricultural production variables and the variables of the Space Weather Wolf Number (W) in the United States, in both cases the annual averages were processed. The Fast Fourier Transform (FFT) methodology...

Successful scale-up of any development project requires a deep understanding of the real-world economics of the intervention, and compelling evidence that such an investment would be worthwhile. This cost-benefit estimate is typically assessed in two ways: (a) by comparing the coefficient of...

For all its evident benefits, China’s “gift” of cheap solar panels imposed costs as well. Most critics of China have focused on the global distribution of manufacturing jobs created by the growth of the solar industry. An even more significant impact, though, has been overlooked: a change...

Numerous issues, such as technological and market uncertainty, and financial role-players’ avoidance of long-run investment in renewable energy technologies, have deterred investments in innovation. Therefore, we investigate the direct and indirect (inter-firm spillover) effects of government...

As countries all over the world increase and plan to increase their dependence on renewable sources of energy, it becomes essential to gain an informed understanding of how productive those can be. Here we utilize multiple official datasets to empirically gauge the actual productivity of wind...

This study was prepared by Andreas Kuhlmann, while he was working with the Ifo Institute for Economic Research. It was completed in September 2006 and was accepted as a Ph.D. thesis by the Economics Department of the University of Munich. The subject of this study is the analysis of network...

Twenty years have passed since Freeman and Medoff's What Do Unions Do? This essay assesses their analysis of how unions in the U.S. private sector affect economic performance - productivity, profitability, investment, and growth. Freeman and Medoff are clearly correct that union productivity...