It’s the first one, Command then Mixed then Market
        
             
        
        
        
Answer: Changes in production and demand 
Explanation:
 
        
             
        
        
        
Answer: see affixed, a document containing the solution 
Explanation:
 
        
             
        
        
        
Answer:
1. Menu costs
- Can lead to stores listing prices in more stable currencies.
- Causes costs associated with changing prices in stores.
2. Shoe-leather-costs
- Discourages people from holding money.
- Spending time converting money into something that better holds value.
3. Unit-of-account costs
- Can reduce the quality of economic decisions. 
- Makes money a less reliable source of measurement.
- Can cause distortion to the tax system.
- Causes difficulty in firms and individuals financial planning.