Synthesized answer
The provided passages do not contain information about what questions remain unanswered in "A Random Walk Down Wall Street." The passages describe the book's overall purpose and content, focusing on its use of the dot-com crash as a lesson, its guidance for navigating market turbulence, and its life-cycle approach to investing for different age groups [1].
Synthesized from the book passages below. Chat with the book on Feynman for follow-up.
From the book
Title: A Random Walk Down Wall Street by Burton Gordon Malkiel Description: Using the dot-com crash as an object lesson in how not to manage your portfolio, this is an informative guide to navigating the turbulence of the market and managing investments with confidence. With its life-cycle guide to investing, this book matches the needs of investors at any age bracket.