00590nam a2200121Ia 450000500170000010000200001724500500003726000090008752003300009658300190042694200060044599900170045120260716043323.0  aCHARLES, Sylvia  aConceptualizing services sector productivity.  c1993  aDefines services, identifying features which distinguish them from goods, and differentiates between consumer and producer services.  Explores theories on the role and origin of services in an economy.  Examines the concept of services sector productivity, and provides a survey of literature on services sector productivity.  c3/7/00kM2LMGR  cA  c44820d44820