political economy vs use of goods and services

political economy and use of goods and services both are nouns.

Word	Noun	Adjective	Verb	Adverb
political economy	Yes	No	No	No
use of goods and services	Yes	No	No	No

political economy (noun)	use of goods and services (noun)
the branch of social science that deals with the production and distribution and consumption of goods and services and their management	(economics) the utilization of economic goods to satisfy needs or in manufacturing