I think it’s the ussr and the us ?
Price changes send contrasting messages to consumers and producers about whether to enter or leave a market. Rising prices give a signal to consumers to reduce demand or withdraw from a market completely, and they give a signal to potential producers to enter a market.
I believe its Florida <span />
Biological warfare was effective against the Inca because there immune system's were not used to that type of diseases that Europeans brought over. There are very susceptible to disease and were wiped out quickly
