In a recent post on the World Economic Forum website (See here ), Daron Acemoglu summarizes findings from his recent work on what really causes economic downturns . His focus is on the US economy and starts by showing that the distribution of post war growth in America has generally not followed the normal distribution. I was curious what this would look like for Malaysia (where I am currently working) so I ran the Normal Q-Q Plot in R and this is what I found. Data from the World Bank's WDI database Malaysian real per capita income growth between 1960 and 2013 has largely followed a normal distribution but there are significant tail risks. The plot above shows that large negative downturns are more common than the standard normal distribution would suggest. The downturns correspond, in descending order of severity, to 1998 (Asian Financial Crisis), 1985 (Commodity Shock), 2009 (Great Recession), 1986 (Commodity Shock continued), 2001 (Dot Com Bust), and 1975 (...
Economics, Data Science, Consulting