Armchair · Scholar

Armchair Scholar — One curious mind, sitting with the questions that don't go away.

Statement · I

The substrates beneath modern economic and political life — money, motivation, memory, moral judgment, and the medium — were architected for a world that has passed. They presume a rational actor who does not exist, an exchange that has never been fair, a politics that pretends each generation reasons from scratch, an economics that pretends to need no moral philosophy, and a public square that still assumes one message reaching everyone at once. The work of this archive is to specify those substrates again, in whatever register each one demands: a formal model when the claim is mathematical, a history when the claim is causal, a moral grammar when the claim is normative. The argument throughout is that money, motivation, memory, moral judgment, and the medium are load-bearing, not residual — and that the institutions of the next half-century will be drawn around them or not redrawn at all. The papers collected here are early drafts of that redrawing, specific enough to be wrong about.

Author
Marshall Cahill
Imprint
Armchair Scholar
Established
MMXXVI
Of
Scottsdale, AZ

“One curious mind, sitting with the questions that don't go away.” Papers are arguments. Slides are first-class artefacts. Work in progress is shown openly.

§ III

Papers

Each card shows the argument — not an abstract. The full text, citation, and slides live behind the title.

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No. 001
2026

The Conditional Frontier.

Motivation72 pp~70 min readcapitalism vs socialisminstitutional configurationsvarieties of capitalismsocialist calculation debatewelfare economicsnatural experimentscomparative political economy
Capitalism or socialism? Usually it's a shouting match, because nobody agrees what counts as winning. So this paper picks the tests first, then looks at seventy years of evidence. Central planning loses badly. Democracies beat dictatorships. And the closest fight is between two kinds of capitalism.
PublishedRead →
No. 002
2026

Beyond the Binary.

Motivation49 pp~70 min readincentivespost-capitalismstakeholder economicswellbeing economicscommons governancevarieties of capitalism
Left and right spend all their time arguing about how much to trust people's self-interest. Neither one builds an economy around what actually gets people out of bed. This paper tries that instead, and works out what it would mean for farming, manufacturing, and finance.
PublishedRead →
No. 003
2026

The Equality-Indexed Monetary-Trade System.

Money78 pp~115 min readmoneytradeinequalitymechanism designHANKAGV mechanismAtkinson constraintPikettyBretton Woods
The world's money and trade rules are built to make deals happen, not to make them fair. So they end up treating today's inequality as simply the going rate. This paper asks what money would look like if you built it for fairness from the start, and then builds it.
PublishedRead →
No. 004
2026

The Living Room and the Long Grip.

Memory37 pp~60 min readVietnamgenerationsmediamemoryinstitutional reform
Vietnam was the first war Americans watched from the couch — and the first whose stakes a lottery could assign to the watcher. The generation that came of age that way has run the country ever since, and mostly still does. What binds the pattern is formation, not any one politics. So this likely ends by succession, not by argument — and the paper names the numbers that would prove it wrong.
PublishedRead →
No. 005
2026

The Broadcast and the Model.

The Medium24 pp~28 min readmass communicationmedia effectsconversational AIpersuasioninformation asymmetrysurveillancecomputational propagandapublic sphere
For decades researchers found that media barely changes anyone's mind, and that's true. But they were studying broadcast, one message pushed at millions of people. An AI that talks with you, and answers back, is not that. It does change minds. And the more it gets wrong, the better it works.
PublishedRead →
No. 006
2026

Smith's Operating System.

Moral Judgment16 pp~30 min readAdam Smithmoral philosophyagentic commerceimpartial spectatorfair exchangedistribution
Adam Smith wrote a book about right and wrong before he wrote the famous one about markets. Economists kept the second and dropped the first. Now that machines are doing the buying and selling, the book they dropped, about how we judge each other, is the one we need.
PublishedRead →
No. 007
2026

The Spectator and the Agent.

Moral Judgment50 pp~55 min readmoral philosophyAdam SmithTheory of Moral Sentimentsmachine ethicsagentic commerceAI agentsmarket designtrustbehavioral economicsdelegationimpartial spectatoralignment
Soon your AI assistant will be doing your shopping and haggling for you. Markets have always run partly on ordinary decency that nobody paid for. Put a machine in the middle and that quietly goes away. In one study, people who told the truth 95% of the time dropped to about 12%.
PublishedRead →
No. 008
2026

The Wage and the Worth.

Motivation57 pp~69 min readautomationtechnological unemploymentsocial contractbasic incomedignity of workrelative deprivationAdam SmithPolanyipost-workrecognitioncontributive justicejob guaranteemeasurement
A job gives you money, and it also makes you somebody. Automation can take away both. Nearly every plan for life after work, including just handing people cash, replaces the money and forgets the rest. And the numbers governments collect can't tell the difference.
PublishedRead →
No. 009
2026

The Praise and the Praiseworthiness.

Motivation62 pp~74 min readmeasurementrecognitionmatteringAdam Smithsocial indicatorspsychometricsfactorial surveydeservingnesssocial normsbasic incomeoccupational prestigeGoodhart's lawautomation
If what people really lose to automation is being counted as somebody, then someone had better be measuring that. Across every survey programme we could check, nobody is: the surveys ask how you feel about yourself, and this is about how others count you. This paper works out how you'd actually measure it — and states in advance the four results that would prove it wrong.
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No. 010
2026

The Proof and the Program.

Money48 pp~57 min readmethodologyreplicationformal modelsCGEverificationcode verificationresearch integrityself-auditDynareTaylor principleMcCullough-Vinodreproducibility
Economics papers often come in two halves: a proof done by hand, and a computer program that runs the numbers. Everyone assumes the two match. Almost nobody checks. This paper checked its own earlier work and found four places where the math and the code had quietly come apart.
PublishedRead →
No. 011
2026

The Imprint and the Exit.

Memory47 pp~56 min readgenerationssuccessionpre-registrationBaby Boomerscohort analysisinstitutional change
The generation that has run America for forty years is leaving, on a clock nobody controls. Every theory of what happens next has only ever been tested after the fact, which is why none of them has ever lost. This paper writes the test down first: twelve predictions, public numbers, a frozen script to score them — and a column where its own side's theory dies.
Under reviewRead →
No. 012
2026

The Gate and the Field.

The Medium37 pp~42 min readmedia effectsconversational AIselectionincidental exposureAI Overviewsnatural experimentssurvey designpre-registrationpersuasion
Every good study of AI persuasion has one thing in common: everyone in it agreed to talk to the machine. Now AI answers sit on top of most searches and inside the world's biggest messaging app, reaching billions who never asked. Nobody has measured what that does. This paper works out how — a survey, a set of natural experiments, a panel — and prices each one honestly, including the deadline it already missed.
Under reviewRead →
No. 013
2026

The Theater and the Whisper.

Memory53 pp~63 min readgenerationsMannheimcollective memoryimpressionable yearsconversational AImedia effectspre-registrationcohort analysiscommon knowledge
Every generation before this one grew up watching the same things at the same time — the moon landing, Vietnam, 9/11 — and knew that everyone else was watching too. Today's teenagers ask an AI that talks to each of them privately. Does a generation still form when nobody shares the same screen? This paper says how to tell, from surveys that already exist, and sets the bar before the data arrive — including what would prove it wrong.
Under reviewRead →
§ IV

Threads

A thread is a sustained argument across papers. The editor's note explains the throughline — what each paper in the thread is doing in relation to the others.

Thread I

Motivation

On building an economy around what actually motivates people. Left and right argue over how much to trust self-interest, but both take the underlying drive as given and fight over the dial. This thread judges real systems on tests fixed in advance, then asks what you would design if you took motivation seriously: how to reward work, what happens when automation takes the job that gave people both a wage and a place in the world, and how anyone would measure that second thing. Its bet: if you cannot measure how people earn respect, you have decided not to look.

№ 001The Conditional Frontier№ 002Beyond the Binary№ 008The Wage and the Worth№ 009The Praise and the Praiseworthiness
4 papers in thread
Thread II

Money

On what money is built to do. Today's money and trade rules are designed to get deals done, which is not the same as getting them right. This thread works that gap: what getting deals done quietly takes for granted, what fairness would actually ask of a currency, and what opens up if you build for it from the start. Its first paper specified an equality-indexed monetary and trade order in the formalism the claim demands — The Equality-Indexed Monetary-Trade System. Its second, The Proof and the Program, audits the first: running the proofs against their own program, it found a stability theorem the implementation could never satisfy, a calibration from the wrong monetary decade, a headline target the mechanism cannot reach, and a formal core no published number ever exercised — while every published number reproduced to the byte. The thread holds that order of operations deliberately: the architecture cannot be extended until its foundations are surveyed, and they now are — which theorems hold as stated, which hold restated, and what the join between proof and program costs when nobody audits it.

№ 003The Equality-Indexed Monetary-Trade System№ 010The Proof and the Program
2 papers in thread
Thread III

Memory

On how the past keeps voting. Whatever is happening while a generation grows up marks it, and that generation later runs things — which shapes the politics, the wars, and the institutions everyone else lives in. This thread reads public life as a question of who is still in the room, and what they saw on the way up. Its first paper, The Living Room and the Long Grip, argued the case for one cohort: the living room that watched Vietnam grew into the longest institutional grip in American history, and the grip loosens by succession, not by argument. Its second, The Imprint and the Exit, takes that sentence at its word: the succession is now underway on public clocks, so it registers — in advance, in numbers, under a frozen scoring script — what the exit would have to show for the imprint account to be right, for its three rivals to be right, or for the generational frame itself to be wrong. Its third, The Theater and the Whisper, turns to the cohort at the other end of the clock — the teenagers now forming under an AI that talks to each of them privately — and asks whether a generation can still form when nobody shares the same screen, writing down in advance how the surveys would show it. The thread's first paper made a claim; its second made the claim payable; its third registers the next one before the cohort has even entered the surveys. The scoring memos arrive on the release calendars either way.

№ 004The Living Room and the Long Grip№ 011The Imprint and the Exit№ 013The Theater and the Whisper
3 papers in thread
Thread IV

Moral Judgment

On the half of economics that got left behind. Adam Smith wrote a book about how people judge each other before he wrote the famous one about markets, and the field kept the second and dropped the first. This thread picks it back up and asks what happens when the buyer and seller are machines. Smith's key move: the judgment that matters belongs to neither party in the deal but to whoever is watching. Markets have always run on that onlooker — the honesty that holds when nobody is checking, the anger that punishes a cheat — none of it written into the rules. Hand trading to machines and it goes quietly missing. Its first paper, Smith's Operating System, made the case that the onlooker can be rebuilt as a design condition rather than a cultural inheritance, and said what it would take: many judges, none of them a party, conduct they can see, and a way for the judged to answer back. Its second, The Spectator and the Agent, argued that agent-to-agent commerce withdraws the subsidy the onlooker supplied and pre-committed the 2026 protocols to the bottom rung of a watching ladder — against a checklist it never wrote.

№ 006Smith's Operating System№ 007The Spectator and the Agent
2 papers in thread
Thread V

The Medium

On how people get talked to, and what that does to them. The broadcast century spoke to everyone at once, and spent decades proving it changed less than anyone feared. The next one can talk to each person separately, and answer back — and the old findings were never measured on that. This thread keeps two things apart on purpose: what the evidence actually shows, and what the new channel should be expected to do. Its first paper granted the reassuring results in full and found the one place they stop applying: everyone in the new studies chose the conversation. Its second writes down how to measure what happens to the people who didn't — the survey, the natural experiments, the panel — and what each would cost, including the deadline it already missed. A third paper, cross-listed from the Memory thread — The Theater and the Whisper — takes the one population the persuasion record never measured, the young, and asks what a medium that answers back privately does not to their opinions but to whether they form a generation at all.

№ 005The Broadcast and the Model№ 012The Gate and the Field
2 papers in thread
§ V

Slides

Decks are arguments in their own right, not visual aids. Each is keyboard-navigable in browser. Press ← / → in the viewer; esc to close.

2026 · 05

The Conditional Frontier

2026 · 05

Beyond the Binary

2026 · 05

The Equality-Indexed Monetary-Trade System

2026 · 05

The Screen and the Wound

2026 · 05

The Broadcast and the Model

2026 · 05

Smith's Operating System

2026 · 06

The Spectator and the Agent

2026 · 07

The Wage and the Worth

2026 · 07

The Praise and the Praiseworthiness

2026 · 07

The Proof and the Program

2026 · 08

The Imprint and the Exit

2026 · 09

The Gate and the Field

2026 · 09

The Theater and the Whisper

§ VI

The project

What this is, and why it exists. Not a CV.

Armchair Scholar is the working archive of Marshall Cahill: long-form papers and essays on the substrates beneath economic and political life — money, motivation, memory, moral judgment, and the medium. It is a publishing house of one. The papers are arguments — not posts, not threads, not commentary — and they are written to last past the news cycle that produced them.

The work runs along five threads, each addressing one substrate. The first drafts institutions designed around motivation rather than against it — alternatives to the capitalism/socialism binary that treat human action as something to be engineered, not assumed. The second asks what a monetary order designed for fair exchange rather than for market-clearing would actually look like, and specifies it in the formalism the claim demands. The third asks how televised events imprint on the generation that watches them, and how that generation's later retention of institutional power governs the politics, conflicts, and architectures that follow. The fourth rereads moral philosophy as the missing half of economic thought — beginning with Adam Smith, and asking what becomes of his account of moral judgment when economic action moves to machines. The fifth asks what becomes of the evidence on media influence when the broadcast it was measured on — one message, many receivers — gives way to a channel that argues back, individually, at scale. The threads converge on a single move: name the load-bearing assumption a dominant framework will not, then say something specific enough to be wrong about. New threads will open as the work demands.

Work in progress is shown openly. Citations are public. Slides are first-class artefacts, not afterthoughts. The argument is not that the conclusions here are correct. The argument is that money, motivation, memory, moral judgment, and the medium are load-bearing — and that an institutional design which does not specify them precisely is a design that has chosen not to look. If something here is useful to you, please use it.

Correspondence

  • contactme@marshallcahill.com

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