Competition for Attention
---- Acknowledgements -----
We are grateful to Charles Angelucci, Daniel Benjamin, Stefano DellaVigna, Matthew Gentzkow, Daniel Gottlieb, Emir Kamenica, Botond Koszegi, Annie Liang, Jeffrey Picel, Josh Schwartzstein, Jesse Shapiro, Charlie Sprenger, and Yanos Zylberberg for extremely helpful comments. Gennaioli thanks the Barcelona GSE Research Network and the Generalitat de Catalunya for financial support. Shleifer thanks the Kauffman Foundation for research support. The views expressed herein are those of the authors and do not necessarily reflect the views of the National Bureau of Economic Research.