1. What is "money"?

2. How does MMT differ from the way money is modeled by other schools of thought?

3. Specifically, how do Walras and Arrow & Debreu model money?

4. Does money have anything to do with institutions, or does money exist independently from an economy's institutions?

Part B. Contrast the Schumpeter/Romer model and the Marxian model. Both deal with innovation and the intentional introduction of technological changes, but the motivations are somewhat different. Explain the similarities and differences between the two models.