Explain how the motor industry contributed to the war efforts on both sides during the Second World War. Why did the products, output levels and production characteristics of the car firms depend upon their nationality? How and why did the motor vehicle and industry contribute to the nature of the combat in each war? What role, if any, did the motor industry and macro-economic factors play in determining the winners and losers? Why was the contributions of the car companies so different in World War Two compared to World War I? please explain throughly, address each question directly, and provide any resources used