Blog
10
Jul
2026
Why Simplicity Matters: Would You Rather Be Roughly Right or Precisely Wrong?
Category: Data analytics, Machine learning
Analytical sophistication and practical reliability are not the same thing. When faced with a data problem, it’s tempting to reach for the most technical, impressive-sounding me...
02
Jul
2026
No Contest: Fans Lose in SARU’s Pricing Game
Category: Macroeconomics, sport
The Springboks have never been more popular, but SARU's ticket prices have put live Test rugby beyond the reach of most South Africans.
23
Jun
2026
Inflation measurement – A basket case
Category: Financial services, Payments
My husband Amnon, ever the statistician, has been tracking his own food inflation for over three years now. He happens to consume a very narrow range of products, making this a fea...
15
May
2026
Degrees of Change: A Closer Look At Students Graduating from South African Universities
Category: Education, Universities, Youth emplo...
Our previous analysis on graduate unemployment found that young black female graduates face significantly higher unemployment rates compared to other segments of graduates. It is e...
27
Mar
2026
A Snap Scan of Digital Payments in South Africa
Category: Credit, Data analytics, Financial se...
Various data sets give us an inkling into the pace at which payments in South Africa are digitising. In this blog we explore some of this data.
27
Mar
2026
A Degree Still Pays (Just Not Equally)
Category: Employment, Universities, Youth empl...
South Africa's graduate population has transformed. But does a degree still pay off for everyone?
23
Feb
2026
South African University Student Debt Has Exploded
Category: Education, Youth employment
South Africa’s universities are carrying billions in student debt, with a large share now classified as unlikely to ever be recovered. The data suggests this is no longer just a co...
29
Jan
2026
Rules Based Analytics
Category: Data analytics
An exploration of classic analytics “laws", exposing why data misleads, models deceive, KPIs fail, and intellectual humility, debate, and skepticism matter more than polished chart...
16
Jan
2026
On the threshold
Category: Policy
Frozen thresholds from the past reshape taxes, benefits, and markets. Inflation erodes intent, and blurs policy focus and yet hardly any laws have changed.
