Libraries have traditionally provided free communal access to books, facilitated by the first sale doctrine's (FSD) guarantee that libraries may purchase physical books at consumer prices. Increasingly restrictive ebook access terms may imperil libraries, and we compare the welfare cost of...

E-commerce sales have grown rapidly worldwide, massively increasing the availability of new products. We examine data from the largest digital platform in China and find that the number of book titles almost doubled, prices fell somewhat, and most new books are sold to consumers with unusual...

"We identify a new set of stylized facts on the 2008-2009 trade collapse that we hope can be used to shed light on the importance of demand and supply-side factors in explaining the fall in trade. In particular, we decompose the fall in international trade into product entry and exit, price...