In 2301, we will be discussing Federalist #10 soon enough along with the ongoing conflict between factions in society. Each interest in society, it is assumed, forms a groups - a faction - to fight for its interests. But some are more able to do this effectively than other a case in point recently has been labor unions.
Here's an argument that the decreasing power of labor in the US helps explain why unemployment is higher in the United States than in other countries. Here's a qualifier.
And for good measure, is American Exceptionalism a myth?