Exports refer to O goods and services purchased from foreign participants. 0 goods and services purchased by the domestic government. 0 goods and services sold to foreign participants. 0 purchase of goods and services which are not included in GDP. The following table shows different combinations of cars and trucks which can be produced by a set of workers and some machinery (these are the only resources we need). Cars 450 430 400 350 290 220 120 0 Trucks 0 50 90 120 140 150 155 158 Suppose that the economy is currently producing at 220 units of cars and 120 units of trucks. At this point, what is the opportunity cost of producing additional 130 units of cars? O 350 units of cars. units of trucks. O 0 units of cars. O 30 units of trucks.Which of the following people would be made better off due to high levels of inflation? People who keep their saved money at home instead of keeping them as investments. O People who lend money at a fixed rate of interest. O People who earn a fixed income. O People who own house which is increasing in value at a faster rate than the rate of inflation.How are the concepts of opportunity costs and scarcity related to one another? 0 Opportunity costs implies that there is no scarcity of resources. 0 Scarcity and opportunity costs are two separate concepts with no link between them. Q Scarcity implies that the opportunity cost of consumption can be negative or zero. 0 Due to scarcity of resources, every consumption has an associated opportunity cost. In the WSJ article, "College Town Economy Hopes for a Boost, if Delta Variant Can Be Held at Bay," why are the businesses surrounding colleges in Amherst1 Massachusetts happy? 0 Unemployment rate inAmherst, Massachusetts have dropped to an all time low. As students resume classes on campus, it has increased foot trafc to the businesses surrounding the colleges. None of the choices. A famous celebrity has moved in the area, thus increasing the demand for goods and services there. 0 O O