Subject(s): Informal sector -- Economics -- Labor market -- Economic development -- Theories of informality : Political economy of informality, informal wages in presence of agricultural and manufacturing sectors, outsourcing, informality and informal wages, informal sector in general equilibrium models, international trade, informal sector, extended heckscher-ohlin framework in the informal sector -- Empirical research and findings on informal sector : Empirical evidence for India, trade reforms, labour market reforms, informal wages and poverty, reforms and productivity in informal sector, two case studies on the informal economy