- BRIC
 - Brazil, Russia, India, China, and optionally South Africa (BRICS), or Indonesia (BRIICS)
 - cost of acquisition (CAC)
 - Cost of acquiring a customer, inclusive of advertising, etc.
 - Compensating differential
 Difference between the wage rate and the unpleasantness, risk, or other undesirable attributes of a particular job. Wikipedia: Compensating differential.
- GAFA
 - Google, Apple, Facebook, and Amazon. Large, public tech companies.
 - keystone markup
 - Pricing an item sold in retail for double its cost of manufacture. E.g. pricing a cell phone that costs $200 to make at $400.
 - lifetime value (LTV)
 - Net profit a customer will yield over the lifetime of the relationship with the customer
 - monopsony
 - Opposite of a monopoly, such that there many sellers but few buyers. Buyers market vs. sellers market.
 - NATU
 Netlfix, AirBnb, Tesla, Uber. Large tech companies posed to replace GAFA.