Journal Article Regional Allocation of Investment: Comment Get access Robert Dorfman Robert Dorfman Harvard University Search for other works by this author on: Oxford Academic Google Scholar The Quarterly Journal of Economics, Volume 77, Issue 1, February 1963, Pages 162–165, https://doi.org/10.2307/1879381 Published: 01 February 1963

<qd> “They also serve who only stand and wait.” — Milton </qd> Statement of the problems, 351. — Böhm-Bawerk's analysis, 352. — Interest in a two-sector economy, 355. — Digression on waiting, 359. — Calculation of the period of production, 362. — Necessity of positive rate of interest, 364. — Sketch of more complicated models, 365. — Conclusions, 367. — Mathematical appendix, 367; the bathtub theorem, 367; solution of the Solow two-sector model, 368; direct calculation of the period of investment of waiting, 370.

Reviews the book "A Study of Aggregate Consumption Functions," by Robert Ferber.