06) "Let's Take a Break: Trend and Cycles in US Real GDP"
Pierre Perron (perron@bu.edu),Tatsuma Wada, Revised February 2009. Forthcoming in Journal of Monetary Economics.

05)"A Sequential Procedure to Determine the Number of Breaks in Trend with an Integrated or Stationary Noise Component" Mohitosh Kejriwal, Pierre Perron (perron@bu.edu), February 2009.

04) "SYMMETRY OR DYNAMIC CONSISTENCY?"
Larry G. Epstein (lepstein@bu.edu), Kyoungwon Seo, May 2009

03) "SYMMETRY, AMBIGUITY AND FREQUENCIES"
Larry G. Epstein (lepstein@bu.edu), Kyoungwon Seo, May 2009

02) "Implementation and Partial Provability"
Elchanan Ben-Porath and Barton L. Lipman (blipman@bu.edu) first draft September 2008, current draft April 2009

01) "Does Terrorism Have Economic Roots?"
Pinar Derin-Güre (pderin@bu.edu), May 2009