If a roast beef sandwich is a substitute to a hamburger and French fries are complements to a hamburger, then an increase in the price of a hamburger will shift the for French fries for a roast beef sandwich and shift the demand curve; to the left: supply curve: to the left. demand curve; to the right; demand curve: to the left. supply curve; to the right; demand curve: to the right. demand curve; to the right; supply curve, to the right. in the context of aggregate demand, the wealth effect refers to the idea that, when the price level increases. the real wealth of households decreases and as a result consumption spending decreases and this effect contributes to the downward slope of the AD curve. the real wealth of households decreases and, as a result, households increase their money holdings; in turn interest rates increase and investment spending decreases and this effect contributes to the downward slope of the AD curve. the real wealth of households increases and as a result consumption spending increases and this effect contributes to the upward slope of the AD curve. the real value of money decreases; in turn, the real value of the dollar increases in foreign markets, which decreases net exports and this effect contributes to the downward slope of the AD curve. Which of the following is an example of structural unemployment? Unemployment rising in San Francisco because the city increased its minimum wage. Unemployment rising because the federal government extends unemployment benefits. Unemployment rising because more college graduates are moving back home with their parents and taking their time looking for a job. Unemployment rising in Seattle because the local economy is shifting from an industrial manufacturing economy to a computer technology driven economy.