A large empirical literature analyzes determinants of the make-or-buy decision. Transaction cost economics highlights the role of asset specificity, the property rights theory focuses on the relative marginal contributions to joint surplus creation, and some evidence suggests that making...

Using the universe of large Canadian manufacturing firms in 1988 and 1996, we investigate to what extent outsourcing decision can be explained by a simple property rights model. The unique availability of disaggregate information on outputs as well as inputs permits the construction of a very...