Dry Holes in Economic Research: Comment.

Comments on David Laband and Robert Tollison's (2003) analysis of the productivity of economic research. Suggestion that the increased investment made in economic research since the mid-1970s has gone to reward rent-seeking and is therefore wasted; Failure of the evidence to support the hypothesis; Investment in research and the proportion of dry holes; Determination of how often a paper is cited during the five years immediately following its publication.