Trump has introduced steel and alu tariffs, that economically do not make any sense. The increase of metal prices for the whole economy will counteract the benfits for the metal producers a multiple times. So buen provecho!
On testing the significance of squared semipartial correlation coefficient. Please could you guide me on how to test the significance of squared semipartial correlation coefficient. I do not know which test to use and the determination of significance or not..