Special lecturer in sociology, Dartmouth, 1901, 02. Teacher history and economics, Montepelier (Vermont) Methodist Seminary, 1902-1903. Instructor economics and sociology, 1903-1905, associate professor, 1905-1908, professor, 1908-1921, Colgate University.
Acting professor economics, Cornell Univercity, 1920-1921. Professor economics, Dartmouth, 1921-1948, professor emeritus, 1948. Professor economics, Principia College after 1948.