Sure, there are "tech stocks." But the term really isn't as helpful as you might think -- because in many ways, most companies that you can think of are tech stocks. People often use the term to refer to computer-related companies and software companies. But these days, it can be hard to think of companies that don't in some way employ a fair amount of technology.
Think of pharmaceutical firms, for instance. Drug chemistry and drug-delivery processes involve technology. Golf club manufacturers such as Callaway Golf
When we hear that "tech stocks were up today," we have to wonder what exactly is being said. A good way to think about the term might be to use it for companies that draw most of their revenue from directly using or creating technology.
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