出口研发生产力之间动态详解.pdfVIP

TheWorldEconomy

TheWorldEconomy(2015)

doi:10.1111/twec.12160

TheDynamicLinkagesAmongExports,

RDandProductivity

JuanA.Máñez,MariaE.-BarraandJuanA.Sanchis-Llopis

UniversityofValenciaandERICES,Valencia,Spain

1.INTRODUCTION

HErelationbetweenexportsandproductivityhasbeenextensivelystudied.1Usingrich

Tmicrodatasetsfromawiderangeofdifferentcountries,thisresearchhasconsistently

foundthatexportersaregenerallymoreproductivethannon-exporters.Thisempiricalfinding

couldbeduetoaprocessofself-selectionofthemoreproductivefirmsintoexportmarkets

(Melitz,2003)and/orfrompotentialproductivitygainsaccruingtofirmsfromparticipationin

exportmarkets(learning-by-exporting).2However,Awetal.(2011)pointoutamissingpiece

inthisanalysis:firmscarryingoutsomeinvestmentsinRDortechnologyadoptioncould

increasebothproductivityandthepropensitytoexport,thatis,thattheproductivityexport

linkcouldbeconditionedbyfirms’RDactivities.Followingthisline,workssuchasBer-

nardandJensen(1997),Hallward-Driemeieretal.(2002),BaldwinandGu(2003),Awetal.

~

(2007,2008),Navas-RuizandSala(2007),Damijanetal.(2008),Manez-Castillejoetal.

(2009),Ferguson(2010),LileevaandTrefler(2010),Bustos(2011),Longetal.(2011),and

IacovoneandJavorcik(2012),findsupporttothiscorrelationbetweenexportingandfirm’s

RDactivitiesthatcouldalsohaveanimpactonproductivity.

AlsotherelationshipbetweenRDinvest