Which of the following is not characteristic of open-ended questions? a. can be used to interpret closed-ended questions b. respondents get to reply in their own words c. all of these are characteristic of open-ended questions d. ease of coding and tabulation of results e. answers based on respondent’s frame of reference

Which of the following best explains how trade enables greater specialization among producers? a. trade diversifies the market by bringing specialized goods from around the world. b. trade requires distribution networks and adds one more step to the production process. c. trade enables producers to open up new markets for their goods and services. d. trade allows people to focus on one kind of production and trade for their other needs.