barter vs commercialism

barter

noun
  • The goods or services used in such an exchange. 

  • An exchange of goods or services without the use of money. 

verb
  • To exchange goods or services without involving money. 

commercialism

noun
  • A tendency to value profit over everything else. 

  • The practices, methods, aims, and spirit of commerce or business. 

How often have the words barter and commercialism occurred in a corpus of books? (source: Google Ngram Viewer )