Umbrella term for economic, social, and demographic trends
For an umbrella term that encompasses "economic, social, and demographic" trends, consider societal:
societal, adj., formal: relating to society or to the way that society is organized
So you would highlight your experience doing research into societal trends.
Here are articles that use societal in precisely that sense:
- An Analysis of Global Societal Trends to 2030 and Their Impact on the EU
- 13 Societal Trends
- Ten Key Societal Trends For Market Researchers: Domestic and Global