This is a well-known phenomenon in political science---Mancur Olson, "The Logic of Collective Action," is the relevant read: small groups that can generate grou

This is a well-known phenomenon in political science---Mancur Olson, "The Logic of Collective Action," is the relevant read: small groups that can generate group-specific benefits (like suppressing competition for their businesses) have a much easier time carrying out organized political activity of all kinds rather than large diffuse groups trying to create public benefits (like food truck availability)