In this book, Nancy and Richard Ruggles demonstrate their unique grasp of the measurement and analysis of macro and micro data and elucidate ways of integrating the two data sets.Their analysis of macrodata is used to examine the economic growth of the United States from the 1920s to the present day. They focus particularly on recession and recovery between 1929 and 1974 and the measurement of short-run economic growth. They also examine the measurement of saving, investment and capital formation in the United States. On a microeconomic level, they analyse economic intelligence in World War II, offer a study of fertility in the United States in the pre-war era and analyse longitudinal establishment data. Finally they integrating the two approaches to provide a method of providing a more complete picture of social and economic performance.