Finance as Social Technology
Markets are human constructs, not laws of physics — and can be redesigned
Most people engage with finance as if it were physics — an immutable system of laws like gravity that exists independently of human choices. Roscoe argues the opposite: finance is a social technology, a set of institutionalised practices, rules, and performances that were designed by humans at specific historical moments and can therefore be redesigned.
This reframing is liberating because it means poor outcomes — rivers polluted by shareholder extraction, infrastructure that fails, capital flowing toward speculation rather than productive investment — are not inevitable. They are the downstream consequences of specific decisions made in classrooms, regulatory bodies, and boardrooms over the past forty years.
Once you see finance as a social technology, you become a citizen who can interrogate and push back on it, not merely a passive participant adapting to external forces. The practical implication: understanding the sociology of a market structure matters as much as understanding its pricing mechanics.
- Finance is a social technology: it was built by humans at historical moments and can be rebuilt differently.
- The intellectual frameworks taught in business schools migrate into regulation and reshape how capital actually moves.
- Treating markets as natural law removes the political levers citizens have to change outcomes.
- Every financial instrument reflects choices about whose interests are served and whose costs are externalised.
- Naming finance as a constructed system is the first step toward being able to change it.
- Identify the naturalisation claimNotice when finance is presented as physics — e.g., 'markets efficiently allocate capital', 'risk must be measured by volatility', 'shareholder value is the purpose of the firm'. These are intellectual positions with a history, not laws of nature.Pro tipTrace the claim to its academic origin: most naturalised finance concepts entered policy via Chicago School economics in the 1960s-80s.
- Ask who designed the rule and whenEvery market structure — from how pension funds calculate risk to how executives are incentivised — was designed at a specific moment with specific interests in mind. Asking 'who built this and why?' breaks the naturalisation spell.WarningAvoid conspiracy framing; most design choices reflect intellectual fashion and path dependency more than deliberate malice.
- Map the social consequencesTrace financial structures outward to their real-world effects: Thames Water's sewage crisis links through shareholder extraction incentives back to listing rules, executive remuneration structures, and regulatory definitions of acceptable debt. Making this chain visible is the analytical work.Pro tipUse infrastructure failures, environmental harms, or wealth concentration as entry points — they reliably lead back to finance.
- Engage as a citizen, not just an investorOnce markets are understood as social technology, voting in elections, participating in shareholder meetings, and shaping public discourse all become forms of market intervention — not separate activities.Pro tipConsumer choices alone cannot fix structural problems; systemic levers (regulation, discourse, democratic mandate) are required.
Decades of shareholder extraction — incentivised by executive remuneration tied to share price and regulatory frameworks rewarding debt-financed payouts — left Thames Water unable to invest in infrastructure. The result: sewage in rivers.
When Truss's mini-budget spooked gilt markets in 2022, bond market participants effectively forced a Prime Minister from office within weeks — regardless of electoral mandate.
British engineers built Indian railways using capital underwritten by the Indian taxpayer on terms so egregious repayment lasted into the 1960s — framed as infrastructure gift but functioning as extraction.
Roscoe arrived at this framing through writing How to Build a Stock Exchange, a hybrid history and explainer that traces how London's trading floor, Chicago's pits, and the post-Big Bang corporate era each embedded different values and incentives into their market structures. His earlier work on cost-benefit analysis showed him how academic frameworks migrate from classrooms into regulation and then into real-world behavior — giving him the sociologist's view of finance as a constructed, contested domain rather than a discovered science.