You find that the bid and ask prices for a stock are $14.25 and $15.45, respectively. If you purchase or sell the stock, you must pay a flat commission of $30. If you buy 100 shares of the stock and immediately sell them, what is your total implied and actual transaction cost in dollars

Power plants that rely on coal increase the amount of sulfur dioxide that dissolves into the air, eventually increasing the acidity of precipitation. the higher acidity of rain and snow can damage forests by making it more difficult for plants to absorb minerals from the soil. the equations below provide information about the market demand and supply of electricity. there is a constant marginal external cost of $25 per unit of electricity.d: qd= 200 – 2ps: qs=p – 10what quantity of electricity satisfies allocative efficiency in this market? a. 60b. 70c. 50d. 43.3