carriage trade vs mercantilism

carriage trade and mercantilism both are nouns.

Word	Noun	Adjective	Verb	Adverb
carriage trade	Yes	No	No	No
mercantilism	Yes	No	No	No

As nouns, mercantilism is a hypernym of carriage trade; that is, mercantilism is a word with a broader meaning than carriage trade:

carriage trade: trade from upper-class customers
mercantilism: transactions (sales and purchases) having the objective of supplying commodities (goods and services)

Other hypernyms of carriage trade include commerce, commercialism.

carriage trade (noun)	mercantilism (noun)
trade from upper-class customers	transactions (sales and purchases) having the objective of supplying commodities (goods and services)
	an economic system (Europe in 18th century) to increase a nation's wealth by government regulation of all of the nation's commercial interests