Figure 5-1 Supply and demand for freeway space at both 8 a.m. and 11 p.m. A graph shows Freeway Space on the horizontal axis and Price on the vertical axis. A vertical line denoting supply curve S is drawn from the horizontal axis. Two downward-sloping demand curves, D sub 11 p.m. and D sub 8 a.m., are also shown on the graph with D sub 8 a.m. drawn farther from the origin than D sub 11 p.m.. The demand curve D sub 8 a.m. intersects the supply curve and the point of intersection is connecte