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Essays on entrepreneurship, clean technology, venture capital, innovation, and public policy.

September 25, 2026 • David M. Gold

Energy systems rely on renewable sources for sustainability.

Energy systems rely on renewable sources for sustainability.

September 25, 2026 • David M. Gold

Contest 4 first sale winner is Aidan Booth

The real question is simple: what does a first sale mean, and what does it not mean?

September 24, 2026 • David M. Gold

Capital investment drives long-term economic growth

Capital investment drives long-term economic growth.

September 24, 2026 • David M. Gold

Venture capital funds outperform alternatives in high-growth sectors

Venture capital funds outperform alternatives in high-growth sectors.

September 23, 2026 • David M. Gold

Imperium Agency Boosts Ecom Sales With Charlie Morgan’s System

The hard part in ecom is not getting attention. It is turning attention into repeatable sales.

September 23, 2026 • David M. Gold

VC founders often ignore unit economics and churn

VC founders often ignore unit economics and churn because growth can hide weak math for a long time.

September 22, 2026 • David M. Gold

Ecom AI bots drive 30% revenue growth in mastermind groups

One hard question sits under this headline: when does an AI bot become a real business tool, and when is it just a clever story?

September 22, 2026 • David M. Gold

Track funding rounds to spot emerging tech trends

Track funding rounds to spot emerging tech trends.

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Original essays by David M. Gold, preserved and modernized from the 2009–2013 GreenGold blog.

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