и
объем, а не численное количество. Оно не употребляется с такими существительными, количество которых не может быть выражено в весе или объеме, например: consumer, factory.
Переведите русские слова в следующих предложениях.
1. Last year there was an increase in the (количества) of gas produced.
2. (Число) of sellers in the market has decreased.
3. Almost the same (количество) of coffee was exported last year as the previous year.
4. (Ряд) problems arise when a new company is set up.
5. When there is shortage, sellers can charge (назначать) the maximum (сумму) for their goods.
6. They supply the same (количество) of the commodity to this customer every week.
7. The (сумма) he puts in the bank every month is the same.
8. (Число) of their customers has increased this month.
9. It is cheaper to buy goods in large (количествах).
10. This big store has (ряд) suppliers.
11. The economist calculated the total (сумму) of the expenditure.
12. There is a shortage of the (количества) demanded of the goods.
13. Write down the banknote (номера) you paid him for his services.
21. а) Раскройте скобки и употребите глаголы в соответствующей форме.
Neoclassical economics (not to be) a school of thought (мысль) but a number of subschools of thought (to form) by economists (to follow) and (to develop) the ideas of such masters as Alfred Marshall in England, Leon Walras in France and Carl Menger in Austria. What all these subschools (to agree) upon was the importance of individual utilities and constraints for coordinating markets and prices.
In 1890 Marshall in his Principles of Economics (to show) how prices for commodities (can) (to be explained) by supply and demand in the context of firms (to struggle) to survive (выжить) within industries.
Walras and his followers in France and England (to be interested) in the effect of supply and demand on market pricing (ценообразование). Walras (to examine) the mathematical conditions under which all markets (can) (to be) in equilibrium at the same time.
Among Austrians, the important task of economic study (to be) to sort out (отобрать) separate units of economic activity and then to analyze them in terms of supply and demand forces (to work) through the decisions (to make) by individuals.
б) Ответьте на вопросы к тексту.