Zestos, George K.; Tao, Xiangnan - In: Southern Economic Journal 68 (2002) 4, pp. 859-874
Causal relations between the growth rates of exports, imports, and the GDP of Canada and the United States are studied using the vector error correction (VEC) model. Utilizing time-series annual data (1948–1996), Granger causality tests are performed within the framework of the VEC model....