The Opium War was fought between China and what Western nation?

A cooperative outcome in a situation where one nation pegs to another would be that the:

When a nation chooses to fix or float, it should consider:

Reunification of East and West Germany created which sequence of events?

Suppose the MPC is 0.8 in Canada and the MPCh is 0.55. If income increases by $200 million in Canada, then the increase in consumption of foreign goods will be:

All other things being equal, we expect fixed exchange rates to promote trade by lowering transactions costs. If that is true, then differences in prices measured in a common currency should be ________among countries with ______exchange rates than among countries with ______ rates.

Numbers 1 through 4 are used to identify four different elements. Based on periodic table trends, which number identifies the element that is expected to have the greatest tendency to attract a shared pair of electrons?  

Matter is anything that has mass and occupies space.

Reference: Ref 2-1 Use the periodic table above to show where the noble gases are located.

Ocean acidification is: