Gilbert, R. Alton (contributor); … - 2002 - [Elektronische Ressource]
no evidence of efficiency gains with the adv ent of pricing in the early 1980s.
The increased availabilit y of data with … tation of pricing. Section 4 presen ts our statistical mo del, Section 5 describ es
our data, and Section 6 presen ts results … from considerable cost, or “x-”, inefficiency . Using quarterly data for 1979-90,
and both parametric and non …