Purchasing Outsourcing Market By Product Types (Direct/Indirect Outsourcing, Multi-Sourcing, Joint Venture, Captive Entity), By Applications (Manufacturing Sector, Software and Telecom Sector, Energy and Chemicals Sector, Automotive Sector, Pharmaceuticals Sector) And By Region - Global And Regional Industry Overview, Market Intelligence, Comprehensive Analysis, Historical Data, And Forecasts 2023 - 2030