explain the epidemic development in the UK, the USA and Brazil through the model lens. Moreover, we show how our model would … have predicted that a super infectious variant, such as the delta, would spread and argue that current vaccination levels …

covering the period end-2020 to mid-2021. Causal effects are identified through instrumenting vaccination rates with county …. Specifically, an increase of initiated vaccination rates of 1 percentage point increases weekly consumer spending by 0.6 percent …

This paper formally identifies an important role of banks: Banks competitively internalize production externalities and … facilitate economic growth. I formulate a canonical growth model with externalities as a game among consumers, firms, and banks …. Banks compete for deposits to seek monopoly profits, including externalities. Using loan contracts that specify price and …