Global Knowledge Process Outsourcing (KPO) Market By Type (Analytics & Market Research , Engineering & Design , Financial Process Outsourcing , Legal Process Outsourcing , Publishing Outsourcing , and Research & Development Outsourcing), By Application (BFSI , Healthcare , IT & Telecom , Manufacturing , Pharmaceutical , and Retail), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2020-2029