Question 3 Go to the website for the Observatory for Economic Complexity (https://oec.world/en) and find the country profile for Vietnam (click on profiles countries and type 'Vietnam' in the search box). (a) Scroll down to the section entitled 'Historical Data' and obtain the industrial composition of Vietnam's exports (in terms of trade value) at the HS 2-digit level of disaggregation and the breakdown of Vietnam's export sales by destination market for the years 2000 and 2020. (b) What are the most noticeable changes in Vietnam's export pattern between 2000 and 2020? (c) Which of the models of international trade studied in the module can explain the changes observed in Vietnam's pattern of trade? Are there any significant changes in Vietnam's trade policy that can account for these changes?