These three stocks pay growing dividends, with yields currently among their highest on record.It's difficult for companies to stay at the top of their industries for long. The competition in the global economy is just too fierce. Yet, there are proven winners, such as Nike (NKE 2.94%), Hershey (HSY -0.33%), and PepsiCo (PEP 0.08%), that have stood the test of time due to their beloved brands and the pricing power it gives them.But even the best face adversity from time to time. As magnificent as they are, t ...