Complete Question:
The market system:
A. produces considerable inefficiency in the use of scarce resources.
B. effectively harnesses the incentives of workers and entrepreneurs.
C. is not consistent with freedom of choice in the long run.
D. has slowly lost ground to emerging command systems.
Answer:
B. effectively harnesses the incentives of workers and entrepreneurs.
Explanation:
An economic system can be defined as a series of governmental or societal arrangements and a coordinating mechanism used for the allocation of available resources, economic inputs, goods and services across a particular country. The economic system differs according to the method used to coordinate economic activities and who the factors of production belongs to.
Generally, there are basically two (2) main types of economic systems and these are;
1. Command systems.
2. Market systems.
The market system effectively harnesses the incentives of workers and entrepreneurs because workers are able to engage in division of labor and are well compensated for their efficiency in service while the entrepreneur are usually rewarded with an increase in sales and profits.
The market system allows participants to have property rights such as trademarks, patents and copyright. Also, market systems are regulated by the competition among individuals (traders or entrepreneurs) and this gives direction to the market as they pursue self interests and are independent.
Answer:
change in demand; shift of the demand curve.
Explanation:
We know that income elasticity of demand derives by considering the percentage change in quantity demanded and percentage change in income
In mathematically,
Income elasticity of demand = (percentage change in quantity demanded) ÷ (percentage change in income)
By considering the above information, the change in income preferences is due to change in demand plus it also shift of the demand curve
Answer: Option (B) is correct.
Explanation:
The nominal GDP is equal to the real GDP in the base year, that's why GDP deflator in the base year is equal to 100.
GDP deflator is calculated as the nominal GDP divided by the real GDP multiply by 100. It is shown as:
GDP deflator = 
GDP deflator would be used as the conversion factor that transformed the real GDP into nominal GDP.
<span>A free market exists when the government
places few restrictions on how a good or a service can be produced or sold or
on how a factor of production can be employed. A free market is an economic
system where prices are decided on if there is unrestricted competition between
privately owned businesses. Supply and demand are the main factors in a free
market and there is little to no government control. </span>
