. Вставьте в предложения слова: economy, economics, economist, economic, to economize,

. Воткните в предложения слова: economy, economics, economist, economic, to economize, economical.
1. An early definition (определение) of... was "an inquiry (исследование) into the nature and causes of the wealth of nations".
2. The national... is the system of the management and use of resources of a country.
3. You can ... if you compare the prices of goods before buying them.
4. J. M. Keynes was a famous ....
5. Inflation may cause a bad ... state (положение) in a country.
6. If you've got a large family, it's more ... to travel by car than by train.