6. Plotting the supply of labor In Boston, 180 people are willing to spend an hour working as yoga instructors for an hourly wage of $10. For each additional $5 that the wage increases above $10, an additional 45 people are willing to spend an hour working. For hourly wages of $10, $15, $20, $25, and $30, plot the daily labor supply curve for yoga instructors on the following graph. 50 45 40 SUF'PIY 35 30 25 20 WAGE (Dollars per hour) 15 10 o 45 90 135 150 225 270 315 360 405 450 LABOR (Number of workers) What is one explanation for why this labor supply curve is upward sloping? 0 Firms are willing to hire more yoga instructors at a lower wage. O Unemployment benefits are steadily declining. 0 People prefer to spend time doing leisure activities rather than working. 0 The opportunity cost of leisure increases as wages increase