If the company can increase the value of your share by spending the money rather than giving it back as a dividend, why would they not? Buffet's Berkshire Hatha

If the company can increase the value of your share by spending the money rather than giving it back as a dividend, why would they not? Buffet's Berkshire Hathaway is famous for never having given a dividend. Amazon is still seeing good revenue growth year after year, I see no reason not to continue down that path as long as they can afford the growth.