This paper investigates the elusive role of productivity heterogeneity in new trade models in the trade and environment nexus. We contrast the Eaton-Kortum and the Melitz models with firm heterogeneity to the Armington and Krugman models without heterogeneity. We show that if firms have a constant emission share in terms of sales — as they do in a wide range of trade and environment models — the...
The rapid loss of biodiversity and ongoing climate change are also the result of intensive agriculture. At the same time, they jeopardize agriculture and food security. The Leibniz Lab "Systemic Sustainability" brings together relevant knowledge in science and society on this fundamental challenge in order to promote the development and implementation of systemic solutions. The current socio...
The interplay of technology and knowledge constitutes the backbone of entrepreneurial ecosystems, crucial for fostering innovation. This study applies the economic complexity approach as a tool for quantitatively evaluating these ecosystems in German labor market regions. Our contribution to the literature involves linking comprehensive micro-datasets encompassing economic sectors and patent data...
This paper presents a comprehensive analysis of the suitability of nuclear power as an option to combat the escalating climate emergency. Summarizing and evaluating key arguments, we elucidate why nuclear power is unsuitable for addressing climate change. The primary argument centers around the unresolved technical and human risks of accidents and proliferation, which are unlikely to be e????ectively ...
