The biggest handover in history is a handover of assumptions.
Ken Costa spent more than forty years in the City of London, including as chairman of UBS Investment Bank and of Lazard International. That makes him an unlikely author for a sympathetic book about Gen Z — which is exactly what gives this one its interest. His subject is the largest intergenerational transfer of wealth ever recorded, and his claim is that the money will arrive carrying conditions its current owners never had to accept.
Money changes hands easily. Assumptions do not travel with it. The Mdrn Urban
moving one generation down.
The generation about to receive the money does not believe the story that was used to accumulate it.
A headline figure that is really a projection.
Start by handling the title honestly. Estimates of the coming transfer run from roughly eighty-four trillion dollars in the United States alone to figures above one hundred trillion globally, depending on whose balance sheets are counted and over how many decades. These are projections built on asset prices, life expectancy and inheritance patterns, not measurements, and they move when markets move. Costa is not misleading anyone — the scale is genuinely unprecedented — but the useful posture is to treat the number as an order of magnitude rather than a fact, and to keep your attention on the mechanism instead.
Not salaries. Houses, land, shares and cash.
The transfer is almost entirely in assets, and that detail carries the whole argument. The generation handing it over accumulated much of that value through a long rise in property and equity prices — the same rise that priced the receiving generation out of the housing market in the first place. So the inheritance is partly a delayed correction: wealth that was extracted from the younger cohort as rent and deposit inflation, returning to them decades later, unevenly, and only to those whose families held assets. Costa is clear-eyed that this is not a general redistribution. It concentrates as much as it spreads.
Capital with a different question attached.
His central argument is that the incoming generation treats capital as an instrument of values rather than a scoreboard. Where the outgoing generation asked what a holding returns, the incoming one is more likely to ask what it funds — climate, labour conditions, who is on the board, what the supply chain looks like. Costa reads this not as a phase to be indulged but as a structural shift in what capital is for, and he argues that a capitalism which refuses to absorb it will keep producing the crises and dislocations that have defined the last two decades. The prescription is a system built more on collaboration, community and stated purpose, and less on the individual maximiser.
An inheritance is two things arriving at once: an asset, and an argument about what the asset was for.
The Mdrn UrbanFamilies plan the tax. They do not plan the meaning.
The most practical chapters are about succession inside families, and the failure Costa keeps describing is not financial. Wills, trusts and structures get professional attention; the conversation about what the money is for does not happen, because it is awkward and there is never a good week for it. The result is heirs who receive an instruction manual for an institution whose purpose was never explained, and parents who discover their values were assumed rather than transmitted. His argument to the older generation is blunt: if you want the wealth used in a particular spirit, that spirit has to be argued for while you are alive, not encoded in a document afterwards.
A banker’s optimism with the hard lever missing.
Read it with the criticism in hand, because the criticism is fair. Costa wants the holders of wealth to be persuaded; he has comparatively little to say about the instruments that do not require persuasion — inheritance and capital taxation, public investment, housing policy, anything that would transfer wealth without the owner’s consent. Reviewers have noted that the register sometimes slides toward business-book boosterism, and that a system asked politely to reform itself has historically taken its time. If you have just read Winners Take All, you will recognise the shape of the objection immediately, and the two books are far more useful read against each other than apart.
It is a view from inside the room where wealth moves.
Whatever you make of the prescription, the reporting is the value. Costa describes how large wealth actually changes hands — family offices, trustees, succession committees, the advisers in the middle and the incentives acting on them — and what that industry is currently being told about the people it is about to serve. For anyone in Malaysia watching a first generation of business founders approach handover, the specifics differ but the mechanism does not: assets move on a schedule, values only move if somebody decides to move them.
Inheritance is not only capital. It is a set of assumptions.
And the assumptions are the part an heir can refuse. That is the genuinely interesting possibility in this book: the largest pool of capital in history is about to reach people who did not build it, did not choose its methods, and are under no obligation to keep using it the way it was used. Whether that produces anything depends on a conversation most families are still avoiding.
Summarised in my own words from The 100 Trillion Dollar Wealth Transfer: How the Handover from Boomers to Gen Z Will Revolutionize Capitalism by Ken Costa (Bloomsbury Business, 2023). Transfer estimates vary widely by source and horizon; treat any single figure as an order of magnitude.