when you show people how something works
demonstration
when someone moves to a higher position in a company
promotion
the amount of extra money you pay to a bank when you have borrowed money from it
interest rate
a round object on a machine with a needle (= long, thin part) that moves around to show an amount of something
dial
a large open space with a glass roof and walls
atrium
when a bank makes you pay extra money on top of the interest rate
compound interest
part of a building that is under the ground
basement
to stop something from working
deactivate
an important document showing that two people have agreed on something
contract
a punishment for doing something wrong
penalty
to send out sounds and pictures on TV or radio
broadcast
money that is yours and not borrowed from the bank (if your account has credit)
credit
a flat area that you can stand on above the ground
platform
something that continues forever
infinite
an amount of money saved in a bank that you can take out again quickly and easily. In this story, it is time, not money, that is saved.
liquidity fund
people who buy or sell something
trader
