Which of the following statements about aggregate consumption data is false? From 1920 to 2015, household debt as a fraction of U.S. GDP has generally been rising. From 1910 to 2015, the personal saving rate has generally declined in the United States. Recently, China's saving rate has been rising, which is consistent with predictions of the permanent-income hypothesis. From 1910 to 2015, U.S. households have generally increased their consumption