By J. Bradford DeLong
The opinions expressed are his own.

Via a circuitous Internet chain – Paul Krugman of Princeton University quoting Mark Thoma of the University of Oregon reading the Journal of Economic Perspectives – I got a copy of an article written by Emmanuel Saez, whose office is 50 feet from mine, on the same corridor, and the Nobel laureate economist Peter Diamond. Saez and Diamond argue that the right marginal tax rate for North Atlantic societies to impose on their richest citizens is 70%.