A good example of reciprocal exchange in American society is gift giving at birthdays.
Indicate whether the statement is true or false.
Question 2
According to Reed's Forest Development the Indian Way, until the recent incursion of colonos (colonists, such as ranchers and farmers), Guaran villagers
a. had no contact with people in other parts of South America.
b. traded with outsiders for machetes, hooks, soap, and salt.
c. developed an indigenous market system that tied villages together.
d. worked for decades as rubber tappers to augment their subsistence economy.
Countercurrent heat exchange.
Male South American Knob-billed Duck (S. m. sylvicola)
Russel Wright, American Modern dinnerware.
John Gast, American Progress.
Asymptote of Reciprocal Function
Construct a Lorenz curve that shows income distribution in this society.