We study the impact of short-term exposure to ambient air pollution on the spread and severity of COVID-19 in Germany … patients (80+ years): higher levels of air pollution by one standard deviation 3 to 12 days after developing symptoms increase … deaths by 30 percent (males) and 35 percent (females) of the mean. In addition, air pollution raises the number of confirmed …

We use worldwide satellite data to analyse how population size and density affect urban pollution. We find that density … significantly increases pollution exposure. Looking only at urban areas, we find that population size affects exposure more than … itself. We analyse heterogeneity by geography and income levels. By and large, the influence of population on pol-lution is …

Encouraging inventors to disclose new inventions is an important economic justification for the patent system, yet the … technical information contained in patent applications is often inadequate and unclear. This paper proposes a novel approach to … measure disclosure in patent applications using algorithms from computation allinguistics. Borrowing methods from the …

patent application. The analysis is based on patent data from the Norwegian Industrial Property Office merged with data from … for confounding factors. The first patent application by a young firm is associated with significant growth in employment … three years ahead of the first patent application. However, we find no evidence of additional firm growth after patent …

database of patent applications from a cross-section of countries evidence is provided for the positive effect of flexibility … world economy. For a given level of policy stringency, countries with more flexible environmental policies are more likely …