Enlarging economic doctrine

actually addition agriculture American amount analysis basic become capacity capital concerned considered consumer consumption continue corporate costs course crops curve decisions demand depends direct distribution economic economic growth economists effect efficiency energy entropy environment environmental equilibrium example existence expected fact factors farm fertilizer flow food system forecasting fuel future given growing growth human idea important income increase individual industry inflation input interest investment issues kind labor less limit materials matter means measure ment natural organic output percent plant political pollution population possible present problems production profits question reason recent result rise savings social society sources supply theory things tion United University utility wage York