Question 14 Which of the following is not a category that was proposed in the textbook to divide the 4.5 percent of unemployed people in the American economy? O Job losers O Job leavers O New entrants O All of the above are categories used to divide the unemployment rate. None of the above are categories used to divide the unemployment rate. D Question 15 2 pts Which of the following statements is true? O The technology supply responds to market conditions. O Human capital has no role in research and development. O Attempts to bring about technological change via research and development are often tried but are usually not successful. O Technological change occurs at a constant rate. O Industries that attempt to produce new technologies face very little risk