“…Figure 3 shows, as a percent of GDP, the debt held by the public, debt held by the Fed, and debt held by the public less debt held by the Fed-which is b from (3)-for 1940-2018. Consistent increases in b appear during 1940-1946, 1980-1993, and 2008-2018 Figure 2, the largest adjusted primary deficits were during 1940-1946 (average of 13.34 1940 1942 1944 1946 1948 1950 1952 1954 1956 1958 1960 1962 1964 1966 1968 1970 1972 1974 1976 1978 1980 1982 1984 1986 1988 1990 1992 1994 1996 1998 1940 1942 1944 1946 1948 1950 1952 1954 1956 1958 1960 1962 1964 1966 1968 1970 1972 1974 1976 1978 1980 1982 1984 1986 1988 1990 1992 1994 1996 1998 2000 2002 2004 2006 2008 2010 2012 2014 2016 2018 percent of GDP) and 2008-2018 (average of 3.67 percent of GDP). The adjusted debt service ratio remained very low during both of the highest primary deficit ratio periods-1.07 percent of GDP during 1940-1946 and 1.14 percent of GDP during 2008-2018.…”