Bitler, Marianne (contributor) - 2001 - [Elektronische Ressource]
computer use on costs are larger (in absolute value) when
the sample is restricted to manufacturing or wholesale trade rms or … wholesale
trade rms, or to rms with 20 or more employees yield larger (in absolute value) estimates of
the e ects of computer … such as the Business Expenditures Survey canvass service
sector and wholesale and retail trade rms. Researchers have …