A growing chorus of economists, engineers and business leaders are warning that the evisceration of the manufacturing work force over the last 30 years might not have scarred just Detroit and the Rust Belt. It might have dimmed the country's capacity to innovate and stunted the prospects for long-term growth.

Wal-Mart Stores reported that its investigation into violations of a federal anti-bribery law had extended beyond Mexico to China, India and Brazil, some of the retailer's most important international markets.

Just before its break, the U.S. Senate quickly and quietly passed the "European Union Emissions Trading Scheme Prohibition Act of 2011," the latest attempt to exempt American airlines from paying fees imposed by the European Union to cover the greenhouse gases their planes emit while flying to and from European airports.

A new wave of robots, far more adept than those now commonly used by automakers and other heavy manufacturers, are replacing workers around the world in both manufacturing and distribution. Such factories are a striking counterpoint to those used by Apple and other consumer electronics giants, which employ hundreds of thousands of low-skilled workers.

Etched into the base of Google's new wireless home media player is its most intriguing feature. On the underside of the Nexus Q is a simple inscription: "Designed and Manufactured in the U.S.A."

There is great effort now to make buying electronics in a store appealing again, but the trends are not favorable. People are increasingly buying electronics online, even if they go to stores to examine product features.