A Best Book For Investors Pick by the Wall Street Journal's "Weekend Investor" Whether you're considering your first 401k contribution, contemplating retirement, or anywhere in between, A Random Walk Down Wall Street is the best investment guide money can buy. In this new edition, Burton G. Malkiel shares authoritative insights spanning the full range of investment opportunities including valuable new material on crypto currencies like bitcoin, and "tax-loss harvesting" to help you chart a calm course through the turbulent waters of today's financial markets.