What is the primary similarity responsible for high volumes of magma erupted in both iceland and hawaii?

An externality can be created by a. people working at a production job and enjoying their work b. a production activity but not a consumption activity c. a consumption activity but not a production activity d. a production activity or a consumption activity externalities a. are always positive, and an example is flu vaccinations b. are always negative, and an example is the pollution created by trucks c. can be negative or positive. logging has a negative externality, and education has a positive externality d. can be negative or positive. a negative externality is having to go to school when you would rather go to the beach, and a positive externality is spending time with your friends

Lots of points: economics: a rise in price sends a signal to producers to supply. a. reduce b. increase c. maintain d. stop

Sociologists found that the effects of institutionalization on infants, i.e. lack of a caring environment, will result in slower development of their mental, physical, and emotional skills. true or false? ?