This Paper Studies Tests of Joint Hypotheses in Time Series Regression with a Unit Root in Which Weakly Dependent and Heterogeneously Distributed Innovations Are Allowed. We Consider Two Types of Regression: One with a Constant and Lagged Dependent Variable, and the Other with a Trend Added. the...

In This Note, We Present the Appropriate Forms of Shephard's Lemma, As Well As the Curvature and Homogeneity Properties, for the Case of a Rate-Of- Return Regulated Cost Function Where Capital Is a Quasi-Fixed Input.