Suppose an economy experiences an increase in its saving rate. The higher saving rate leads to a higher growth rate of productivity a. in the short run, but not in the long run. b. in the long run, but not in the short run. c. in both the short run and the long run. d. in neither the short run nor the long run.

Which of the following statements is true about social anxiety disorder? social anxiety disorder tends to develop in early adulthood. social anxiety disorder often co-occurs with mood disorders and other anxiety disorders. social anxiety disorder is relatively rare, with a lifetime prevalence of about three percent in the united states. lesser than 30 percent of adults with social anxiety disorder report humiliating experiences that contributed to their symptoms.