The number of citizens increased. In the case of countries with a density and productivity of the country does not produce enough public demand. The Government needs to order goods from abroad to meet demand it.
The number of citizens increased In the case of countries with dense population and productivity of the country is not sufficient to meet public demand. The government needs to order from overseas to meet those needs.
The number of people increases. If the country is densely populated and the yield of the country does not meet the needs of the people. The government need to order goods from abroad to provide sufficient to meet demand.