In the letter, one economic theory associated with the letter is the supply and demand theory. The reason why this theory is associated with the letter is because in the letter there were multiple online purchases from customers toward the glass company. Another economic theory is classical economical theory because the company produced glass washer parts toward consumers. One social science theory associated with the article is labeling theory because the hacker was able to place malware on payment card data which is deviance. Another theory is rational choice theory because the hacker weighed the benefits and the consequences of the situation and chose to act.