Outsourcing and the Rise in Services

摘要: This paper investigates the impact of outsourcing on sectoral reallocation in U.S. over period 1947-2007, and rise services particular. Roughly 40% growth service sector comes from professional business services. is an unusual industry as more than 90% its output intermediate input to other firms, it where most activity concentrated. These facts are essential understanding structure economy: have experienced almost fourfold increase their forward linkage, largest change input-output linkages past 60 years. Using a simple gross accounting framework, I calculate contribution composition intermediates sourcing mode employment across sectors. find that evolution accounts for up 33% employment, alone contributes half amount.