Sign In
Sign-Up
Welcome!
Close
Would you like to make this site your homepage? It's fast and easy...
Yes, Please make this my home page!
No Thanks
Don't show this to me again.
Close
Scarce productive resources:
Natural:
minerals
trees
water
land
animals
climate
Human:
physical
knowledge/skill
environment for enterprise
entrepreneurship
Capital:
real capital
money capital