Heinz, Gerber and Beech-Nut are the three firms that dominate the baby food market. However, Heinz was the largest producer of baby food in the world. Across the United States, \approx imately 90 percent of supermarkets carry Gerber products. Heinz, products appeared in 40 percent of the stores generally in the Northeast, South, and Mid-West. Beech-Nut also appears in 40 percent of the stores, mostly in New York New Jersey, California, and Florida.
Heinz and Beech-Nut wish to merge. Is this legal? Why?