Columbia subject headings:
Happiness--Economic aspects--Ecuador--21st century--Statistics.
Happiness--Economic aspects--Ecuador--21st century.
Quality of life--Economic aspects--Ecuador--21st century--Statistics.
Quality of life--Economic aspects--Ecuador--21st century.
Social indicators.
Harvard subject headings:
Happiness--Economic aspects--Ecuador--21st century--Statistics.
Happiness--Economic aspects--Ecuador--21st century.
Quality of life--Economic aspects--Ecuador--21st century--Statistics.
Quality of life--Economic aspects--Ecuador--21st century.
Social indicators.
Princeton subject headings:
Happiness--Economic aspects--Ecuador--21st century--Statistics.
Happiness--Economic aspects--Ecuador--21st century.
Quality of life--Economic aspects--Ecuador--21st century--Statistics.
Quality of life--Economic aspects--Ecuador--21st century.
Statistics.