Both companies have been beaten down over the last three years, making them good ideas for value investors.Two beat-up fintech companies, PayPal (PYPL -0.71%) and Western Union (WU -1.85%), have likely attracted attention from value investors lately. Both stocks' valuations look appealing relative to underlying business fundamentals. Even more, both companies are buying back stock in droves, suggesting management thinks shares are undervalued.With both PayPal and Western Union having just reported earnings, ...