A Case for Happiness, Cardinalism, and Interpersonal Comparability

Modern economists are strongly biased in favour of preference (in contrast to happiness), ordinalism, and against interpersonal comparison. I wish to argue for the opposite. The proposed change in perspective has important conceptual and policy significance, as also evidenced in the papers by Frank and Oswald in this issue that I strongly endorse. Neoclassical economists used more subjective terms like satisfaction, marginal utility, and even happiness, pleasure, and pain. After the indifference‐curve or ordinalism revolution in the 1930s, modern economists are very adverse to the more subjective concepts and very hostile to cardinal utility and interpersonal comparisons of utility. They prefer to use the more objective concepts like preference and choice. In a very important sense, these changes represent an important methodological advance, making economic analysis based on more objective grounds. However, the change or correction has been carried to an excess, making economics...