1. Jargon
   1. Utility
      1. satisfaction derived from the consumption of a good or service
      2. utils - units
   2. Marginal utility
      1. addition to total utility caused by consuming more
      2. less then first good
2. equilibrium
   1. def
      1. ideal situation under given set of circomstances
         1. aspire
            1. consumers
            2. producers
3. Economic good
   1. definition
      1. a good which commands a price
   2. characteristics
      1. must give utility
      2. must be transferable
      3. must be scarce in relation to the demand