Answer:
Option C The degree of uncertainty about the actual outcome of a decision.
Explanation:
The reason is that risk is the vulnerability of an desired outcome and which can be measured. So if toss a coin there are 50% chances that head will appear and I will loose money and 50 percent chances that tail will appear and I win money. So undesired outcome here is head appearing because I will loose money and it has 50% chances. So risk result in undesired outcome in an uncertain environment.
Answer: 
GDP contribution is $6.
Explanation: GDP refers to the market value of final goods and services produced withing the national territory of a country.
Using the value added method, we can calculate GDP by summing up the value added at each level of production.


Or
Using the expenditure approach, GDP is the market value of the final good sold to the customer.
GDP = Cost of bread to the engineer = $6
Answer:
B. the natural unemployment rate.
Explanation:
When the level of output is equal to natural real GDP, it indicates that the country has reach a very optimal level of production has efficiently utilize all resources that it has in its disposal. These 'Resources' include both human , capital, and natural resources.
Natural employment rate is the amount of employment rate that occurs after a country has fully utilize its resources. Like mentioned above, This situation will arise when the level of of output equal to natural Real GDP
Since there is little to no human resources left unused which make natural unemployment rate basically equal to the total employment rate that exist in that country.
Answer:
a. 9%
b. Yes, the firm earning an economic profit of 2%
c. Yes, Industry will see entry or exits
d. Rate of return of economy = 7%
Explanation:
a. Percentage rate of return = Earning ÷ Investment by founders × 100
= $18 ÷ $200 × 100
= 9%
b. Company rate of profit - Rate of profit of economy
= 9% - 7%
= 2% > 0
Yes, the firm earning an economic profit of 2%
c. Yes, Industry will see entry or exits because industry is competitive in nature and would to like to compete to others by satisfying the consumers . In perfect competitive markets there will be no entry or exits and critical characteristics reason companies are free for entry and exit for marginal profits.
d. Industry is competitive , there will be supplier to serve the market and its hard to decide the price of the product.
Hence, the rate of return long run equilibrium earned by firm = Rate of return of economy = 7%