%0 Generic %C [S.l.] : %D 2011. %E Ciaian, Pavel. %I [s.n.], %T Productivity and Credit Constraints Firm-Level Evidence from Propensity Score Matching / %U http://SK8ES4MC2L.search.serialssolutions.com/?sid=sersol&SS_jc=TC_008875248&title=Productivity%20and%20Credit%20Constraints%3A%20Firm-Level%20Evidence%20from%20Propensity%20Score%20Matching