In the following two panels, the demand for good X shifts due to a change in income (Panel A) and a change in the price of a related good Y (Panel B). Holding the price of good X constant at $50, calculate the following elasticitiesIn the following two panels, the demand for good X shifts due to a change in income (Panel A) and a change in the price of a related good Y (Panel B). Holding the price of good X constant at $50, calculate the following elasticities