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Substitute Good
A product or service that consumers see as a viable alternative to another product, where an increase in the price of one leads to an increase in demand for the other.
Laptop Computers
Portable personal computers with a clamshell form factor, suitable for mobile use and equipped with a keyboard and a screen.
Electronic Textbooks
Digital versions of textbooks that can be accessed on electronic devices like computers, tablets, or e-readers.
Complementary Goods
Products or services that are used together, where the demand for one is linked to the demand for another.
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