One method to study the origin of language indirectly is to develop mathematical and computer models to explore the development of different aspects of language. One aspect is the way in which associations between words and meanings developed. We wish to know how linguistic convention was established. That is, how groups of people came to associate the same word with a particular meaning.
Shelby, D. (2010). Evolutionary Models of Word-Meaning Associations (Undergraduate honors thesis, University of Redlands). Retrieved from http://inspire.redlands.edu/cas_honors/31