Econometric analysis of television station revenue is undertaken to help assess the effects of changing cable television regulations on broadcast stations. Revenue is closely related to audience size and characteristics. Audience value depends upon its location relative to the station and...

This paper discusses a complete model of the world copper economy. Supply equations for primary copper are estimated for four principal producing countries and the rest of the world; demand equations are estimated for the United States, Europe, Japan, and the Rest-of-World. Scrap supply equations...

In November 1963, Arbitration Award 282 allowed U.S. railroads to remove some firemen from locomotive cabs. In the following year total hours of fireman employment declined by 20 percent and by 1967 there was less than one-half the 1963-fireman hours worked. During the same period, accidents on...

(no abstract)