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Dennis Castro

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News & Media PublishersAugust 2, 2026

Professional Resource Directory

The Maturation of the Substack Newsletter Economy in 2023

News & Media PublishersAugust 2, 2026

The Maturation of the Substack Newsletter Economy in 2023

How Podcast Networks Negotiate Ad CPMs for Maximum Revenue

News & Media PublishersAugust 2, 2026

How Podcast Networks Negotiate Ad CPMs for Maximum Revenue

Impact of Local Newspaper Paywalls on Subscriber Growth Trends

News & Media PublishersAugust 2, 2026

Impact of Local Newspaper Paywalls on Subscriber Growth Trends

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