Kevin Warsh held his first press conference as Fed chair on Wednesday, and — unlike his precedessor — did not say what the central bank plans to do next. Despite his tight lips, markets read between the lines and predict a rate hike is coming soon. In this episode, why Warsh is rewriting the Fed’s communication style, and how it could alter the economy. Plus: Jobless claims tick down a bit, GPS shapes global infrastructure, and RV owners struggle to sell their vintage digs.

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Read today’s stories:

Unemployment is still low, but so is hiring
Fed Chair Kevin Warsh is trying to keep his options open. Investors are parsing his words anyway
GPS is a pillar of the global economy, and it's also pretty vulnerable
Used RV sales are up, but many large, older rigs are sitting on lots for months