The annual difference between payments and receipts between a country and its trading partners is called the __________

In an interrupted, time-series design, the time-series of measures are "interrupted" by

A) a change in the time between measures. B) a change in measures. C) a manipulation by the researcher. D) the time of day.

What is the significance of treaty reservations?

a. They allow states to exclude or modify applicability of specific treaty provisions. b. They allow states to delay signing of treaties. c. They allow states to get away with not signing certain treaties. d. They allow states to withdraw from treaties after they have been already signed. e. They allow states to voice their concerns about the treaty in general.