‘Twas the week before Christmas, and Mawer’s on the scene, to tell you the tale of 2019.

This month, we learned how the 7 most common plots in storytelling can help investors; why analyzing historical returns usually needs more context; the case for “narrative economics”; and a look at the first map of America’s food supply chain.

Investing is a fitting example of an infinite game. Why is it that some players last longer in this game than others?

This month’s finds include a think-piece on the rise of negative interest rates; a spotlight on Shopify’s origins; what WeWork demonstrates about private vs. public markets for tech stocks; and a look into how humanity’s obsession with gambling has influenced mathematics.

CIO Paul Moroz was interviewed by Columbia's Business School about how he got into investing, his experiences, and more.

Our finds this month include short, helpful investing philosophies to keep in mind and on hand; a case for statistical literacy in civic life; the intriguing history of money as a means of trade; and ways to handle our behavioural biases.