Answer: a. U.S. Treasuries with 1 year to maturity
Explanation:
The Government guaranteed the price of the carbon and the payoff is to be one year later. 
The opportunity cost will therefore be a similar Government security to the payoff term of the carbon sale which is 1 year. 
The Government security with a similar payoff term is the US Treasury bill with 1 year left till maturity and this will be the opportunity cost because instead of the Government issuing and paying out that security they will instead pay for the carbon. 
 
        
             
        
        
        
I think it is (The Cash<span> Payments </span><span>Journal)  
</span>
        
             
        
        
        
Structural Unemployment is one that is permanent or long lived and Cyclical Unemployment does not have enough demand in the economy.
Explanation:
Structural unemployment results with a permanent dislocations within markets and a mismatch between skills in growing company needs. When the overall goods and service in an economy cannot support full employment that results with Cyclical unemployment.
The difference between Europe and US is, US has 50 states under one country whereas Europe is a union between countries.
Krugman uses the tax savings to buy their own stock, The evidence is overwhelming.
 
        
             
        
        
        
Answer:
Letter c is correct. <u>It encourages participation from everyone.</u>
Explanation:
People are encouraged to participate in a nominal group technique because it is comprehensive to all participants.
This technique consists of creating group dynamics where each member can express their opinion about what is being proposed by voting, independently and silently, which consequently encourages the breakdown of shyness and reduces the pressure on the participant. This technique has positive effects by balancing the participation of all people and by motivating the group's sense of belonging and effectiveness.