Economics

2. the quantity of a product that producers are willing and able to sell at different prices within a time period. Other things equal
4. where consumption by one person of a good or service reduces the availability of the good or service for others
7. the quantity of a product that consumers are willing and able to buy at different prices within a time period, other things equal
8. direct payments made by governments to producers of goods and services
9. it is possible to stop someone from consuming a good or service
15. a good that is thought to be desirable for consumers but which is underprovided by the market because of information failure
16. the goods and services that people may like to have but are not always needed
17. where buyers and sellers get together to trade
18. an individual who seeks out new business opportunities and is willing to take risks
19. a factor of production; a physical resource made by humans that aids the production of goods and services
20. a good that is non-excludable and non-rival

1. goods that are not scarce and have zero opportunity cost
3. the means of allocating resources in a market economy
5. an alternative good
6. things that are necessary for survival, such as food
10. the total amount demanded by consumers
11. a simplified view of reality used to explain economic problems and issues
12. a good consumed with another
13. individuals or households who buy goods and services for their own use or for others
14. a situation in which wants and needs are greater than the resources available