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The major threat to the Byzantine Empire in the eleventh century came from the
Price Discrimination
A pricing strategy where a firm sells the same product at different prices to different groups of consumers.
Monopoly Power
The ability of a firm to control market prices and output levels, typically due to the lack of significant competition.
Elasticities of Demand
A measure of how much the quantity demanded of a good responds to a change in the price of that good, expressed as a percentage.
Pure Monopolists
Firms that are the sole provider of a product or service in the market, lacking any competition and controlling prices.