Patulong po sana nito, yung mahabang sagot po sana at ito pong problem solving please poooooooooo??? Pa help naman po. ??

Self-Check Activity: Discussions What is voluntary export restraint (VER) agreements? Why do some governments force foreign exports into them instead ofjust using quotas or tariff to restrict imports by the same amounts? Is it because VERs bring the importing country a bigger national gain that quotas or tariffs? Self-check Activity: Problem Solving a) Dene the term's weak stationarity, Integrated of order one and uniform mixing. How would you asses the stationarity of a variable X.(30%) b) Suppose X was the US stock market index and your data period was from 1920-1938 (to include the stock market crash). How would the testing procedure for stationarity be affected? (30%) c) If both the Dollar/Sterling exchange rate (E) and the Yen/Dollar exchange rate (Y) were I (l) but there was in fact no relationship between the two variables, what would you expect the result would be of performing the following regression. (40%) E=a + bYt+vI