Investing was a rollercoaster in 2020. Arguably more than ever, the wrenching reality of radical uncertainty dominated all. While the future looms as unknowable as ever, this final piece will touch on some of the challenges likely to continue to loom large. Stock Investing: Beyond the Tangible The growing importance of the intangible economy is explored in a fascinating recent book by Jonathan Haskel and Stian Westlake: ‘Capitalism without Capital: The Rise of the Intangible Economy’. In a thorough treatment of a crucial issue, they outline what they call the quiet revolution of the past two decades, which has seen…