The following In the cell phone market, what demand curve shift would occur if the price of cellular service decreased? The demand for cell phones would shift to the left. The demand for cell phones would shift to the right. The demand for cell phones and the quantity demanded would remain constant. The quantity demanded of cell phones would increase, but the demand curve would not shift. The quantity demanded of cell phones would decrease, but the demand curve would not shift. is available for a company that operates in a perfectly competitive market. Current output 5000 units Current market price $5 Total cost $25,000 Marginal cost $4 Total variable cost $20,000 What is the best action for this firm? Increase output in the short run and stay in the market the long run Increase output in the short run and decrease output in the long run Shut down in the short run and exit in the long run Shut down in the short run and produce in the long run Reduce output in the short run and increase output in the long run