world agricultural markets and us farm policy alan j webb jerry sharples forrest holland philip l paarlberg abstract exports are important both to the economy nonfarm future export volume will depend on growth in global trade share can have a major influence united states for example has resources technology be competitive grain oilseed but play an role determining evolution of agriculture its competitiveness policies that support producer incomes conflict with strategies expand choice is between today s producers expanded tomorrow keywords imports market introduction value increased more than fivefold seventies proportion cash receipts coming from less 15 percent almost 30 this recent inter nationalization been driven by income population which caused import demand food grains feedstuffs surge especially developing