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EconKit

EconKit Authors

EconKit Authors — The team behind every calculator

Meet the editors behind EconKit — finance, SaaS, e-commerce, and freelance specialists who turn business metrics into decisions you can act on.

4 editors across SaaS, e-commerce, freelance economics, and business finance

Nadia Cole

E-commerce Analyst

Covers Amazon, Shopify, and marketplace profitability. Focused on the fee structures and margin levers that determine whether a product actually makes money.

  • Amazon FBA
  • Shopify Profitability
  • Marketplace Fees
  • E-commerce Margins

Marc Lindberg

Freelance Economics Editor

Covers freelance pricing, project economics, and independent business models. Writes for freelancers who want to earn what their work is worth.

  • Freelance Pricing
  • Project Economics
  • Rate Strategy
  • Independent Business

Sophie Reiter

Business Finance Editor

Covers profitability, cash flow, valuation, and the financial fundamentals that keep businesses solvent. Makes accounting concepts actionable.

  • Profit Margins
  • Cash Flow
  • Business Valuation
  • Financial Planning

How we write

Every article is tied to a tested calculator. Numbers come from the formulas you can run yourself — not from AI guesses. When we cite benchmarks, we say where they're compiled from. When we don't know, we say so.

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