... 96 8 psychology and economic behaviour research,35–9 and macroeconomics, 211–28 and problems of motivation, 35 6 Psychology of Adjustment, The, 33 psychology of saving, 99–102 and age, 100 and ... status of respondents, 101survey questions, 99–100 psychology of taxation, 157–210early studies, 193 public finance roots of, 158–9 and Schmölders, Günter, 6 13 public finance theory, 184 public ... consumption standard, 130 and income expectations, 68 and mental attitude, 67 and psychology of saving, 100 and saving, 24 and thrift, 60 and wishes, 88age–income combinations, and varying rates of saving,...