Answer:
1. Lupe examines the real per capital GDP of seven nations to determine which country might have the wealthiest citizens. -- measuring living standards
2. Brad looks at real per capital GDP to determine what impact the recent recession has had on economic activity. -- measuring business cycles
3. Leia examines real per capital GDP over a ten-year period to determine whether the economy of a particular country is in decline or on the rise. -- measuring long-term economic growth
Explanation: