The technology of storing apples in refrigerated controlled atmospheres began spreading from New York to other states during the early 1950s and was introduced in all the major production areas by 1957. Economic and scientific factors were responsible for regional defferences in diffusion of CA...

I argue that much of what researchers have been measuring as technical inefficiency may be allocative inefficiency. When inputs are aggregated it is shown that any allocative inefficiency is manifested as technical inefficiency. Greater degrees of aggregation may produce lower measures of...