How is putting 10% of your salary each paycheck NOT dollar-cost averaging? Let's assume you're just buying a broad-based index fund. The same amount of money b

How is putting 10% of your salary each paycheck NOT dollar-cost averaging? Let's assume you're just buying a broad-based index fund. The same amount of money buys fewer shares when the index is up, and more when it's down. That is the very definition of DCA.