"___" means that we will always want more than we have. ___ is always a part of human existence.
A "___" is a temporary lack of some resource. In January 2008 Shreveport experienced a ___ of clean drinking water when a problem occurred at the city's water plant. Most grocery stores quickly sold out of bottled water
We must choose how to use our limited resources to achieve the ___ that are most important.
Economics is called "The ___ Science" because it examines the impact of scarcity on our lives.
"___" is the study of how to make the best choices in the use of our limited resources given the permanent problem of scarcity.