1.  Ricardo's Theory of Comparative Advantage: Old Idea, New Evidence
by Arnaud Costinot, Dave Donaldson #17969 (ITI)
http://papers.nber.org/papers/W17969?utm_campaign=ntw&utm_medium=email&utm_source=ntw

2.  Primate Evidence on the Late Health Effects of Early Life Adversity
by Gabriella Conti, Christopher Hansman, James J. Heckman, Matthew F. X. Novak, Angela Ruggiero, Stephen J. Suomi #18002 (CH HC HE)
http://papers.nber.org/papers/W18002?utm_campaign=ntw&utm_medium=email&utm_source=ntw

3.  Resolving the African Financial Development Gap: Cross-Country Comparisons and a Within-Country Study of Kenya
by Franklin Allen, Elena Carletti, Robert Cull, Jun Qian, Lemma Senbet, Patricio Valenzuela #18013 (IFM)
http://papers.nber.org/papers/W18013?utm_campaign=ntw&utm_medium=email&utm_source=ntw

4.  Riester Pensions in Germany: Design, Dynamics, Targetting Success and Crowding-In
by Axel H. Boersch-Supan, Michela Coppola, Anette Reil-Held #18014 (AG)
http://papers.nber.org/papers/W18014?utm_campaign=ntw&utm_medium=email&utm_source=ntw

5.  Debt Overhangs: Past and Present
by Carmen M. Reinhart, Vincent R. Reinhart, Kenneth S. Rogoff #18015 (IFM ME)
http://papers.nber.org/papers/W18015?utm_campaign=ntw&utm_medium=email&utm_source=ntw

6.  Empowering Women Through Education: Evidence from Sierra Leone
by Naci H. Mocan, Colin Cannonier #18016 (CH ED HE)
http://papers.nber.org/papers/W18016?utm_campaign=ntw&utm_medium=email&utm_source=ntw

7.  Toward an Understanding of Learning by Doing: Evidence from an Automobile Assembly Plant
by Steven D. Levitt, John A. List, Chad Syverson #18017 (IO PR)
http://papers.nber.org/papers/W18017?utm_campaign=ntw&utm_medium=email&utm_source=ntw

8.  Sales Taxes and Internet Commerce
by Liran Einav, Dan Knoepfle, Jonathan D. Levin, Neel Sundaresan #18018 (IO ITI LE PE)
http://papers.nber.org/papers/W18018?utm_campaign=ntw&utm_medium=email&utm_source=ntw

9.  The demand for, and consequences of, formalization among informal firms in Sri Lanka
by Suresh De Mel, David McKenzie, Christopher Woodruff #18019 (PR)
http://papers.nber.org/papers/W18019?utm_campaign=ntw&utm_medium=email&utm_source=ntw

10.  Why Do Firms Own Production Chains?
by Enghin Atalay, Ali Hortacsu, Chad Syverson #18020 (IO PR)
http://papers.nber.org/papers/W18020?utm_campaign=ntw&utm_medium=email&utm_source=ntw

11.  Banks, Free Banks, and U.S. Economic Growth
by Matthew Jaremski, Peter L. Rousseau #18021 (DAE ME)
http://papers.nber.org/papers/W18021?utm_campaign=ntw&utm_medium=email&utm_source=ntw

12.  Equilibrium Labor Turnover, Firm Growth and Unemployment
by Melvyn G. Coles, Dale T. Mortensen #18022 (EFG)
http://papers.nber.org/papers/W18022?utm_campaign=ntw&utm_medium=email&utm_source=ntw

13.  The Impact of Patient Cost-Sharing on the Poor: Evidence from Massachusetts
by Amitabh Chandra, Jonathan Gruber, Robin McKnight #18023 (HC)
http://papers.nber.org/papers/W18023?utm_campaign=ntw&utm_medium=email&utm_source=ntw

14.  Winning by Losing: Evidence on the Long-Run Effects of Mergers
by Ulrike Malmendier, Enrico Moretti, Florian S. Peters #18024 (AP CF)
http://papers.nber.org/papers/W18024?utm_campaign=ntw&utm_medium=email&utm_source=ntw

15.  The Impact of Health Information Technology on Hospital Productivity
by Jinhyung Lee, Jeffery S. McCullough, Robert J. Town #18025 (HC PR)
http://papers.nber.org/papers/W18025?utm_campaign=ntw&utm_medium=email&utm_source=ntw

16.  The Anatomy of a Credit Crisis: The Boom and Bust in Farm Land Prices in the United States in the 1920s.
by Raghuram Rajan, Rodney Ramcharan #18027 (CF DAE ME)
http://papers.nber.org/papers/W18027?utm_campaign=ntw&utm_medium=email&utm_source=ntw