consumers –n. people who buy good for their households
hoard –v. to gather and keep a lot of something
tendency –n. to behave in a way that becomes more likely over time
role –n. the part or purpose that someone or something plays
fundamental –adj. very basic, very necessary
evaluation –n. to judge the value or condition of something or someone in a thoughtful way
uncertainty – n. the state of being unsure; something that is unsure
consumer – n. someone who buys goods and services