Rebecca is studying whether providing children with small financial rewards will increase the amount of time they spend studying math. Unfortunately, the children who are not receiving money learn about the children who are being paid, and as a result, quit studying. This effect is referred to as:.

answer; cattle ranching on the savanna,and forestry in the amazon;

by using  production possibilities graph.  opportunity costs are key expenses in financial matters and are utilized as a part of registering money saving advantage investigation of a venture. such expenses, be that as it may, are not recorded in the record books but rather are perceived in basic leadership by processing the money costs and their subsequent benefit or misfortune.

answer; the answer to the first question is (king james ii was replaced by his daughter mary and her dutch husband william of orange;