governments establish the optimal city size when production processes involve environmental pollution. Our analysis delivers two … key insights. First, if an optimal scheme to regulate environmental pollution is implemented, cities chosen by local … governments are never too large. They are too small if pollution is purely global, but at the optimal size, if pollution is purely …

ambient air pollution on population health. For Germany and the years 1999 to 2008, we link the universe of all 170 million … hospital admissions, along with all 8 million deaths, with weather and pollution data reported at the day-county level. Extreme … simultaneous weather and pollution conditions. We find strong evidence for "harvesting", and that the instantaneous heat …

Car exhaust is a major source of air pollution, but little is known about its impacts on population health. We exploit … - across the United States from 2008-2015 as a natural experiment to measure the health impact of car pollution. Using the … at all pollution levels and across the entire socioeconomic spectrum …

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 …

, environmental regulation, productivity, and consumer preferences have contributed to these reductions in pollution emissions. We … estimate the model's key parameters using administrative data on plant-level production and pollution decisions. We then … pollution changes. Finally, we compare the model-driven decomposition to a statistical decomposition. The model and data suggest …

world have altered the transmission mechanism of international business cycles to Latin America. Evidence based on a Global … world shows that the long-term impact of a China GDP shock on the typical Latin American economy has increased by three … associated with a deceleration in China's economic growth in the future for both Latin America and the rest of the world economy …