But first, it needed a vocabulary, a serious jargon. The word “happiness” wouldn’t do. It sounded too frivolous, too easily understood. This was a problem. So the social scientists came up with a doozy: “subjective well-being.” Perfect. Not only was it multisyllabic and virtually impenetrable to laypeople, it also could be condensed into an even more obscure acronym: SWB.

