Concepts and methods,evolution and concepts,valuation problems in national product- factor cost Vs. market prices,methods of accounting,types of accounts, consolidation of accounts and social accounting matrix,flow of funds approach,comparisons over time and space,material product system(MPS), system of national accounting in india,evolution of national accounting in india,estimates of national product,estimates of consumption expenditures,estimates of saving,domestic capital formation,public administration and defence,estimates at constant prices,evaluation of estimates in india,limitations as stated in CSO's source,estimates at constant prices- limitations,estimates of NDP at constant Prices: services sector, limitation in the estimates of capital formation