4 In 1934, Marriner Eccles asked Currie to join the Treasury Department, and later that year, when Eccles was appointed to head the Federal Reserve, he took Currie with him. Currie’s tenure at the Federal Reserve helped to spark new interest in monetary  1  Board of Governors of the Federal Reserve System (1998), 1-001.
38 The main element in these analyses is not just the real interest rate – ‘r’ as the macroeconomists call it – but the gap between this rate and that of real GDP growth, i.e. ‘r-g’:  36 37 38  Bank of Italy (2017a). Bank of Italy (2017a).