Money

5. place where people used cacao beans as money
6. a shiny, grey-white precious metal used for making coins, jewellery, beautiful objects, etc.
8. a yellow precious metal used for making coins, jewellery, beautiful objects, etc.
9. what you earn by working or selling things, and use to buy things
11. place where people first used gold and silver coins
12. a small plastic card that you can use to buy goods and services and pay for them later
15. to exchange goods instead of using money
16. to allow someone to use something which they will return to you later, especially money

1. to give money to pay for goods or services
2. place where the first payment system using cellphones appeared
3. to keep money instead of spending it, especially in order to buy a particular thing
4. to take and use something that belongs to somebody else, and return it to them at a later time
7. place where people bartered things
10. place where rulers gave people a home and food in return for their work
13. to get money for work that you do
14. place where people used paper certificates instead of metal coins