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The Monverdo Journal
For people whose finances have outgrown a spreadsheet. Clear, careful writing on net worth, real returns, and the accounting underneath.
featured blogs


Rian Cronje
7 minutes
Personal balance sheet vs net worth: what's the difference, and why it matters
Two people can report the same net worth and be in completely different financial positions. The number hides the composition. Here's what the balance sheet keeps that the scalar throws away.


Rian Cronje
9 minutes
The return your broker shows you isn't the return you think it is
Your broker shows one return; the fund factsheet shows another. The gap is time-weighted vs money-weighted — and knowing which question each answers is the whole game. One worked rand portfolio, carried end to end.


Rian Cronje
9 minutes
Your wealth lives in eleven places. None of them agree.
A net worth number you cannot audit is not a number you can trust. Why aggregators and spreadsheets fail silently once your wealth is spread across many accounts and what a reconciled view actually shows.
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SA Tax
Net worth
Real returns
The accounting underneath


Rian Cronje
7 minutes
Capital gains tax for individuals, plainly
Capital gains tax in South Africa is part of income tax, not a separate flat tax. Proceeds, base cost, the annual exclusion, the 40% inclusion rate, and why the effective rate is usually well under 18%.


Rian Cronje
6 minutes
How marginal tax actually works, and why your bonus isn't all taxed at 45%
South Africa taxes income on a sliding scale, so a bonus is never all taxed at your top rate. Here is how the brackets actually work, and the difference between your marginal rate and your real one.


Rian Cronje
7 minutes
TFSA or RA first? The honest trade-off, without the sales pitch
A retirement annuity gives a deduction now and taxes you later. A tax-free savings account does the reverse. The factors that decide which suits you, laid out plainly, with no directed answer.


Rian Cronje
6 minutes
What the February Budget changed for your tax-free savings and allowances
From 1 March 2026 the TFSA limit rose to R46,000, the capital gains exclusion to R50,000, and more. A plain rundown of what the Budget changed for personal wrappers and allowances.