Ex.4. Match the words on the left with the definitions on the right
| scarcity | a | the study of the way in which money and goods are produced and used |
| consumer | b | a continuing increase in prices, or the rate at which prices increase |
| economics | c | a subject or problem that is often discussed or argued about, especially a social or political matter that affects the interests of a lot of people |
| demand | d | a situation in which there is not enough of something |
| distribution | e | the number of people in a particular country or area who cannot get a job |
| inflation | f | a balance between two opposing things that you are willing to accept in order to achieve something |
| unemployment | g | someone who buys and uses products and services |
| issue | h | all the people who live together in one house |
| costs | i | an advantage, improvement, or help that you get from something |
| GDP | j | the need or desire that people have for particular goods and services |
| trade-off | k | the money that you must regularly spend in order to run a business, a home, a car, etc |
| surplus | l | the act of sharing things among a large group of people in a planned way |
| benefit | m | the total value of all goods and services produced in a country in one year, except for income received from abroad |
| income | n | an amount of something that is more than what is needed or used |
| household | o | the money that you earn from your work or that you receive from investments, the government, etc |
Ex.5. Make up verb+noun collocations (there may be several variants).
to satisfy | scarce resources |
to make | economics |
to allocate | answers |
to provide | wants and needs |
to produce | tools |
to determine | products |
to find | decisions |
to study | demand for goods |
to design | goods and services |
to purchase | rational judgements |