Subject(s): Economic policy in Mathematical models. -- Economics, Mathematical. -- Technical change, Bose model and national income, Keynesian model of endogenous growth with some classical features, notes on optimal control theory for the neoclassical model of growth, identifying the leading sector- analytics of a linear Hayek-inada economy, income distribution and structural change in dual economy, information and price dynamics,robustness of closed orbits in a class of dynamic economic models -- Public policy and economic theory : Incentive contracts for faith based organizations to deliver social service, education expenditure and school participation- empirical analysis, choice under uncertainity -- Global economy and economic policy : Some macroeconomic aspects of foreign trade, complementarity and international trade- some recent development in structural general equilibrium models