title: A linear Ricardo model with varying parameters.
abstract: We show that linear Ricardo models with varying parameters have many of the properties usually associated with models having economies of scale.
authors.affiliation: Alfred P. Sloan Foundation, New York, NY 10111, USA.
authors.forename: R E
authors.initials: RE
authors.lastname: Gomory
authors.forename: W J
authors.initials: WJ
authors.lastname: Baumol