when new machinery was developed, government policies were introduced and the effects of WW1 had a great impact on overproduction which was one of the many reasons which caused a huge decline in the agricultural economy sector.
The Great Compromise solved the problem of representation because it included both equal representation and proportional representation. The large states got the House which was proportional representation and the small states got the Senate which was equal representation.
Carnegie introduced the Bessemer process, which decreased the cost of production. ... Carnegie could cut his costs because he owned the supply of raw materials and the means of production and distribution.