consequences of changing firm concentration: productivity, distortions, selection into exporting, scale economies, and … firms is attributable to higher productivity growth rather than differential distortions. Exceptional performance of the top …

that capital deepening made China's production and exports more capital-intensive, although labor-biased productivity … economy. We document and explain new facts concerning changes in production and exports at the industry and firm levels using … the mid-2000s and fell until the 2020s, while the world's exposure to Chinese exports rose continuously …

We show that capital controls have large adverse effects on misallocation, exports and welfare using a dynamic Melitz … Chilean encaje, the model yields higher aggregate misallocation with larger effects on exporters and high-productivity firms …

patterns reflect economies of scale: larger regions produce higher-quality services because they serve more patients. Because …

US exports in 2007. Despite their disproportionate share of global trade, MNEs' input sourcing and final-good production …

featuring (1) quality-segmented markets, (2) step-by-step innovation that moves firms forward along the quality ladder, and (3 … competition: a firm with a large and less-competitive quality segment ahead or forward of it will have strong incentives to … innovate into this profitable segment, while a firm with a small and more-competitive quality segment behind it will also have …