This paper studies the international transmission effects of the news about the Total Factor Productivity (TFP) of the US to the Canadian economy. First, using the Vector Error Correction Model (VECM), the impulse responses of Canadian macroeconomic variables to the US news shock are estimated....

The present work focused on estimating the cross-correlation between the time series of agricultural production variables and the variables of the Space Weather Wolf Number (W) in the United States, in both cases the annual averages were processed. The Fast Fourier Transform (FFT) methodology...