What is blood (this s an rp question no anwser unless u want to join/or want to be spammed)

Which of these international trade concepts results in specialization and trade increases in total world output? a) absolute advantage b) balance of payments c) absolute advantage d) international tariffs

Remote sensing of the earth's surface and atmosphere may involve the use of what type of instruments?

Balanced rock sits on a thin spike of rock in a canyon what forces keep the rock balanced on its tiny pedestal