Danielle’s ECO 106 Archived Resources – DePaul Supplemental Instruction

Can you fill out what’s missing from this diagram? Practice makes perfect! These are some awesome videos if you are having trouble understanding production possibilities.

Below is a handy little introduction to Supply and Demand in a market.

The first resource below is a guide to help you answer market analysis questions completely, label all parts of your graph correctly, and present your conclusions clearly. There are lots of components to remember!

Below is a handy and comprehensive study guide for supply and demand shifters.

Practice with some example problems below:

Use this interactive graph to practice shifts in an aggregate market!

Money Multiplier & Reserve Ratio

Reserve Ratio: The fraction of deposits that banks hold as reserves

Money Multiplier: The amount of money the banking system generates with each dollar of reserves (reciprocal of RR)

Practice with these example problems:


  1. RR = 5%, Change in reserves = $10 billion. MM = ______ ; Change in MS = _________
  2. RR = _______, Change in reserves = −$1,000. MM = 5 ; Change in MS = _________
  3. RR = 100%, Change in reserves = $10 billion. MM = ______ ; Change in MS = ________  [/box]

Videos and Handouts

Midterm Study Guide