Amy ordering more expensive foods and deciding to share the bill means
she is less price sensitive .
Less sensitivity of price usually occurs when there aren't available
substitutes for a particular product. Amy and Jude visits the restaurant for
lunch in which the price here is always fixed with no alternatives.
This makes Amy order the food regardless despite the idea of sharing the
cost with the other party. This thereby means that she is less sensitive to the
price when sharing the cost.
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