Why do you think someone like an essene would live strictly communal lives and sacrificed to be pure? What do you think it meant to be pure to this particular group??

People keep spending additional units of a particular resource on a want until their marginal benefit is  decreasing withgreater thanless thannot affected by  their marginal cost.

What did the native title act do? a. it recognized and protected aboriginal rights to land. b. it stated that aborigines were to be counted as part of the census. c. it established aboriginal languages as official. d. it granted aborigines suffrage.

Who developed the theory of plate tectonics?