By Martin Baccardax “It’s possible that unemployment could gently glide higher, while wages cool, without an outright recession – but it’s never happened before,” said Comerica’s Bill Adams. U.S. Treasury bond yields jumped higher Friday, extending one of the biggest fixed income market declines in seven decades, as investors grapple with the twin concerns of surging inflation and debt-fueled attempts to revive economic growth. Benchmark 2-year Treasury note yields, which were trading as low as 26 basis points in September of last year, were pegged at 4.195% — the highest since late 2007 — i…