1. For each of the following articles below, analyze the impact of a change in demand or a change in supply or both (or it may not necessarily illustrate a change) on price (equilibrium price, market price) for the good under consideration and draw the appropriate graph for each article. Use Di, S1, P1, and Q to symbolize initial demand, supply, equilibrium price and quantity respectively. Use Da, S2, P:, and Q: to represent the new demand, supply, equilibrium price and quantity respectively. (5 points each item) A. Asia import monoethylene glycol (MEG) prices weakened this week amid falling polyester sales, and the market will be likely under pressure as downstream demand may slow gradually amid a second wave of coronavirus infections in overseas markets (ICS. October 29.2020)