The figure below reflects the market for outdoor concerts at Mooney's Bay Beach surrounded by residential neighbourhoods. Price Social Cost Supply Private Cost) Po Demand Quantity of Concerts What is the total surplus derived from the most efficient outcome? Oatb Oatb+c+d Oatbtc+dte + f Catb+ctetg Question 7 (1.5 points) Price Supply (Private Cost) Social Value Demand (Private Value) Qmarket Ropemura Quantity What does the shaded triangle in the above figure represent? O deadweight loss from underproduction O deadweight loss from overproduction deadweight loss from overconsumption deadweight loss from underconsumption Question 8 (1.5 points)