Policy Perspectives Using supply and demand, illustrate the effect of a "Buy American" policy. Instructions: For each graph, drag and drop either the demand or supply curve to a new position to illustrate the effect of a "Buy American" policy on the market for American- made products and foreign-made products, respectively. Shift only one curve per graph. Price ($) American-Made Products Supply Demand Quantity (millions of units per year) Price($) Foreign-Made Products Supply IX Demand Quantity (millions of units per year)