After nearly a decade of being all but invisible, inflation — or the fear of it — is back.
Tentative signs have emerged that prices could accelerate in coming months. Pay raises may be picking up a bit. Commodities such as oil and aluminum have grown more expensive. Cellphone plans are likely to appear costlier.
The specter of high inflation has spooked many investors, who worry it would force up interest rates, making it costlier for consumers and businesses to borrow and weighing down corporate profits and ultimately the economy. Historically, fear of high inflation has led the Federal Reserve to step up its short-term interest rate increases.
It's a big reason...