This paper explores the relationship between economic growth in reference to atmospheric pollution and air quality (CO2 and SO2, respectively) in Uruguay (a small-open economy) through the XX century. Departing from the theory behind the Environmental Kuznets Curve (EKC), a linear relationship...

It has been found that the t-statistic for testing the null of no relationship between two independent variables diverges asymptotically under a wide variety of nonstationary data generating processes. This paper introduces a simple method which guarantees convergence of this t-statistic to a...