A corporation that manages fast-food restaurant chains wants to identify the company's top markets in terms of the size of potential profits. Their analytical approach is to plot markets with income per capita on the horizontal axis and fast-food consumption per capita on the vertical axis. The size of the bubble represents the total size of the market in terms of total fast-food expenditure consumption. They say a market provides greater opportunity when its bubble is larger and closer to the upper-right corner of the chart