Then answer the following questions: 1. Describe the impact of the tractor on American agriculture. Consider its effects on farm size, cropping patterns, labor markets, and rural economies. 2. Explain the relationship between farm scale and tractor adoption. How did the size of farms influence the decision to adopt tractors? 3. Analyze the diffusion of the tractor as a capital replacement problem. How did the changing prices of horses and tractors affect the rate of diffusion? 4. Discuss the role of markets and institutions in facilitating the diffusion of the tractor. How did government policies, credit availability, and extension services support the adoption of tractors? 5. Assess the long-term consequences of the tractor's adoption. How did the mechanization of agriculture contribute to the exodus of workers from rural areas and the consolidation of farms