The article discusses how Ronald Coase's ideas about transaction costs in business can be improved by including thoughts on group alliances and stability. By considering these factors, we can better understand why some business arrangements work well while others may not. This analysis helps us see how contracts, rules, and property rights help fix problems that could make business deals fall apart. When coalitions are strong and stable, with clear rules and agreements, they can make up for the inefficiencies caused by transaction costs. In the real world, this means that having well-thought-out agreements and institutions can help businesses run more smoothly, even when costs and uncertainties pop up.