![](https://economics.ucla.edu/wp-content/uploads/2017/06/restud-cover-jan-2011-500px-227x300.png)
Labour Market Frictions, Firm Growth, and International Trade
Pablo D Fajgelbaum![](https://economics.ucla.edu/wp-content/uploads/2017/06/restud-cover-jan-2011-500px-227x300.png)
Estimation with Aggregate Shocks
Jinyong Hahn, Maurizio Mazzocco, Guido Kuersteiner![](https://economics.ucla.edu/wp-content/uploads/2017/06/restud-cover-jan-2011-500px-227x300.png)
Frictional Intermediation in Over-the-Counter Markets
Pierre-Olivier Weill, Julien Hugonnier, Benjamin Lester![](https://economics.ucla.edu/wp-content/uploads/2019/05/Econometrica.jpg)
Tradability and the Labor-Market Impact of Immigration: Theory and Evidence From the United States
Ariel Burstein, Gordon Hanson, Lin Tian, Jonathan Vogel![](https://economics.ucla.edu/wp-content/uploads/2020/04/Qjoelowres.jpg)
Optimal Spatial Policies, Geography, and Sorting
Pablo D Fajgelbaum, Cecile Gaubert![](https://economics.ucla.edu/wp-content/uploads/2016/11/Qjoelowres-e1479513697518.jpg)
Productivity and Misallocation in General Equilibrium
David Rezza Baqaee, Emmanuel Farhi![](https://economics.ucla.edu/wp-content/uploads/2016/11/Qjoelowres-e1479513697518.jpg)
The Return to Protectionism
Pablo D Fajgelbaum, Pinelopi K Goldberg, Patrick J Kennedy, Amit K Khandelwal![Journal of Political Economy](https://economics.ucla.edu/wp-content/uploads/2018/10/Journal-of-Political-Economy.jpg)
Aggregate Implications of Innovation Policy
Andrew Atkeson and Ariel Burstein![](https://economics.ucla.edu/wp-content/uploads/2017/06/restud-cover-jan-2011-500px-227x300.png)
International Shocks, Variable Markups, and Domestic Prices
Mary Amiti, Oleg Itskhoki, and Jozef Konings![](https://economics.ucla.edu/wp-content/uploads/2017/06/restud-cover-jan-2011-500px-227x300.png)