This article provides evidence of a link between specialization patterns-in intermediate inputs or final goods-and business cycle correlations: countries with a similar intermediate goods content of exports tend to have more correlated gross domestic product fluctuations and external balances....

President Bush imposed safeguard tariffs on steel in early 2002. Using US input-output tables and a generalized difference-in-difference methodology, we analyze the local labor market employment effects of these tariffs depending on the local labor market's reliance on steel as an input and as...