Family Fortunes, Too Much Cash and Coders

(Bloomberg Opinion) -- My midweek morning train reads:

Trillion-Dollar Inheritance: The World’s Biggest Family Fortunes (Bloomberg)
Most investors have too much cash. Wealthy investors really have too much — about 25 percent. (Penta)
Amazon as a Value Stock? Believe It (Bloomberg Opinion)
What we buy can be used to predict our politics, race or education — sometimes with more than 90 percent accuracy (Washington Post)
More Recycling Won’t Solve Plastic Pollution: Changing our individual habits won’t fix it (Scientific American); see also U.S. Coal Industry Shows No Sign of Comeback (Bloomberg)
Trump’s trade war was decades in the making (Politico)
People who think their opinions are superior to others are most prone to overestimating their relevant knowledge and ignoring chances to learn more (British Psychological Society)
Suck It, Dudes. Science Proves Women Are Better Coders. (Gizmodo)
Three reasons the U.S. is vulnerable to big disasters — and getting more vulnerable all the time (Popular Science)
A (possibly) record-breaking exoplanet found with a 10-year orbit (Syfy Wire); see also Squishy or Solid? A Neutron Star’s Insides Open to Debate (Quanta Magazine)