micro-economist

micro-economist is an agent for coding agents from brainbytes-dev/everything-claude-finance. It costs 37 tokens per session (4,900 once invoked), scanned A, original, MIT.

An economics agent that studies how companies compete, set prices, respond to rules, and affect buyers and sellers in a market. It uses ideas such as game theory, which models strategic decisions between competing parties.

In plain words
What is it for?
Use it for market-structure reviews, pricing analysis, competitor strategy, auction design, regulatory impact, and economic models of firm or industry behavior.
Why use it?
It provides a structured way to assess competition, pricing decisions, regulation, and the likely effects of different market choices.

Agent

Part of the everything-claude-finance plugin — 13 skills, 22 commands, 20 agents shipped together

Install

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.

agentmods
npx agentmods add agents/brainbytes-dev/everything-claude-finance/micro-economist
Clone the repo
git clone --depth 1 https://github.com/brainbytes-dev/everything-claude-finance

Or install everything-claude-finance, the plugin that ships this one along with the rest of its 13 skills, 22 commands, 20 agents.

Wrote 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.

agentmods badge for micro-economist

README.md
[![agentmods](https://agentmods.dev/badge/agents/brainbytes-dev/everything-claude-finance/micro-economist.svg)](https://agentmods.dev/agents/brainbytes-dev/everything-claude-finance/micro-economist)
Your own site
<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>
Per session 37 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 4,900 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin original No closer match found in the catalogue.
Token cost

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.

ModelPer sessionOnce 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

Measured 5d ago against content hash bff312a11291, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

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.

agents/micro-economist.md · 453 lines

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]

Read the full file on GitHub · 453 lines

Changes

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.

  1. 5d ago First seen · 453 lines · 37 tokens per session scan A bff312a11291

Subscribe to this mod's changes

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.