"When my Peace Corps tour was over, Einar invited me to a job interview at MAIN headquarters in Boston. During our private meeting, he emphasized that MAIN'S primary business was engineering but that his biggest client, the World Bank, recently had begun insisting that he keep economists on staff to produce the critical economic forecasts used to determine the feasibility and magnitude of engineering projects."
January 1, 1970
https://en.wikiquote.org/wiki/Confessions_of_an_Economic_Hit_Man