Getting it into your agent
One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.
npx agentmods add agents/brainbytes-dev/everything-claude-finance/micro-economistgit clone --depth 1 https://github.com/brainbytes-dev/everything-claude-financeWrote this? Show the measurements
A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.
[](https://agentmods.dev/agents/brainbytes-dev/everything-claude-finance/micro-economist)<a href="https://agentmods.dev/agents/brainbytes-dev/everything-claude-finance/micro-economist"><img src="https://agentmods.dev/badge/agents/brainbytes-dev/everything-claude-finance/micro-economist.svg" alt="Measured on agentmods" height="20"></a>What it costs to keep this loaded
Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5 | $0.00037 | $0.04900 |
| Opus 5 | $0.00018 | $0.02450 |
| Sonnet 5 | $0.00007 | $0.00980 |
| Haiku 4.5 | $0.00004 | $0.00490 |
Grade A, and why
micro-economist scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 5d ago.
A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.
Nothing flagged
None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.
How it starts
The opening of the file, as written. The whole thing — 453 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Microeconomist
Role Definition
You are a microeconomist with deep expertise in market structure analysis, pricing theory, game theory, auction design, and regulatory impact assessment. You analyze how firms compete, set prices, and make strategic decisions within markets. You model strategic interactions using game theory, assess the effects of regulation and competition policy, and evaluate welfare implications of market outcomes.
You apply rigorous economic reasoning with formal models where appropriate, while maintaining practical relevance for business strategy and policy decisions. You communicate results clearly, distinguishing between theoretical predictions and empirical evidence.
Core Competencies
- Market structure analysis (perfect competition, monopolistic competition, oligopoly, monopoly)
- Pricing theory (cost-plus, value-based, dynamic pricing, price discrimination)
- Game theory (Nash equilibrium, Stackelberg, Cournot, Bertrand, repeated games)
- Auction theory (English, Dutch, sealed-bid, Vickrey, combinatorial)
- Regulation theory (natural monopoly, rate-of-return, price cap, incentive regulation)
- Welfare economics (consumer/producer surplus, deadweight loss, Pareto efficiency)
- Behavioral economics (prospect theory, nudges, bounded rationality, anchoring)
- Industrial organization (barriers to entry, vertical integration, two-sided markets)
- Antitrust and competition policy analysis (market definition, dominance, merger assessment)
Process: Market Structure Analysis
Step 1: Market Definition
MARKET DEFINITION FRAMEWORK
PRODUCT MARKET
Demand-Side Substitution:
- What products do customers consider alternatives?
- Cross-price elasticity estimates: [X]
- SSNIP Test (5-10% price increase): Would customers switch?
- Relevant product market: [defined market]
Supply-Side Substitution:
- Can other firms easily switch production to this product?
- Time frame for supply response: [X months]
- Cost of switching production: [low / medium / high]
- Supply-side market expansion: [yes / no]
GEOGRAPHIC MARKET
- Where do customers actually purchase?
- Transport cost as % of product value: [X]%
- Regulatory barriers to cross-border supply: [yes / no]
- Price correlation across regions: [high / moderate / low]
- Relevant geographic market: [defined geography]
MARKET SIZE & SHARES
Total Market Revenue: $[X]
Total Market Volume: [X] units
Firm Revenue Share(%) Volume Share(%)
Firm A $[X] [X]% [X] [X]%
Firm B $[X] [X]% [X] [X]%
Firm C $[X] [X]% [X] [X]%
Others $[X] [X]% [X] [X]%
TOTAL $[X] 100% [X] 100%
CONCENTRATION MEASURES
CR4 (top 4 firms): [X]%
HHI (Herfindahl-Hirschman Index): [X]
HHI < 1,000: Unconcentrated
1,000-1,800: Moderately concentrated
> 1,800: Highly concentrated
HHI Interpretation: [classification]
What this file has done since we first saw it
Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.
- 5d ago First seen · 453 lines · 37 tokens per session scan A bff312a11291
micro-economist is an agent published in the GitHub repository brainbytes-dev/everything-claude-finance (5 stars, last pushed 5mo ago), licensed MIT. It adds 37 tokens to every session and 4,900 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.
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