Consider the three grocery stores, Murphy's Foodliner, Ashley's Supermarket and Quick Stop Groceries. QuickStop Groceries is smaller than either Murphy's Foodliner or Ashley's Supermarket. However, Quick Stop's convenience with faster service and gasoline for automobiles can be expected to attract some customers who currently make weekly shopping visits to either Murphy's or Ashley's.

To From Murphy's Ashley's Quick Stop Murphy's Foodliner 0.85 0.10 0.05 Ashley's Supermarket 0.20 0.75 0.05 Quick Stop Groceries 0.15 0.10 0.75