Is Distance Dying at Last? Falling Home Bias in Fixed Effects Models of Patent Citations
---- Acknowledgements -----
We would like to thank the Economic and Social Research Council for its financial support for the Institute for Fiscal Studies and the Centre for Economic Performance and the Leverhulme Trust for its financial support for the Centre for Microdata Methods and Practice. Sharon Belenzon, Richard Freeman, Jerry Hausman, Bruce Meyer and seminar participants at Berkeley and UCL/IFS have offered several useful comments. The views expressed herein are those of the author(s) and do not necessarily reflect the views of the National Bureau of Economic Research.