Key Takeaways: Field Autopsy — Economics
The Big Idea
Economics claims scientific rigor but failed to predict its most consequential outcome (2008). The field exhibits a distinctive failure mode profile: physics envy producing mathiness, model monoculture amplifying shared blind spots, and a policy pipeline that translates academic errors into national harm. But the critique is balanced: behavioral economics, the credibility revolution, and mechanism design represent genuine self-corrections.
The Core Failure Modes
| Failure Mode | How It Operates in Economics |
|---|---|
| Physics envy / mathiness | Mathematical formalism substituting for empirical grounding (imported error + precision without accuracy) |
| Model monoculture | DSGE convergence creating shared blind spots amplified across global institutions |
| EMH as unfalsifiable architecture | Theory structured with enough flexibility to absorb anomalies; embedded in regulation and policy |
| Credentialist gatekeeping | Top-5 journal control concentrating paradigm enforcement in few hands |
| FIRE sector incentive alignment | Career paths creating structural alignment with financial industry interests |
| Prediction without accountability | Economic forecasts not systematically evaluated against outcomes |
Where Economics Has Self-Corrected
| Correction | Why It Succeeded |
|---|---|
| Behavioral economics | High evidence clarity, modular (low switching cost), clear alternative, prestigious outsiders |
| Credibility revolution | Improved empirical methods in microeconomics; demanded quasi-experimental evidence |
| Mechanism design | Applied economic tools to institutional design — practical, testable, useful |
Why 2008 Didn't Change More
The Correction Speed Model explains: VERY HIGH switching cost (DSGE embedded in central banks, journals, training) + VERY HIGH defender power (connected to governments, financial industry) + LOW alternative availability (no replacement framework ready) = regulatory reform without theoretical reform.
The Medical Comparison
Medicine has RCTs for evaluating treatments. Economics has no equivalent for evaluating policy recommendations. This accountability gap is economics' most significant structural weakness.
Epistemic Audit — Chapter 24 Addition
Assess your field for: physics envy, model monoculture, prediction accountability, incentive alignment with powerful industries, and credentialist gatekeeping.
What's Coming Next
Chapter 25: Field Autopsy: Psychology — the field with the most dramatic recent correction.