COMING THIS WEEK

Monday: Japanese electronics companies, after several years of doldrums, are starting to profit from the benefits of the digital technology explosion, The Cutting Edge reports. Also, a look at impending phone regulations designed to preserve universal service.

Tuesday: A young couple have overcome the obstacles immigrants typically face, and they’ve put a spell of bad luck behind them and begun saving at a Herculean rate. Now they’re asking how their nest egg would be best nurtured and protected in this week’s Wall Street, California pages. Also, a conversation with the chief of one of the leading online trading services and a look at the airline industry.

Also Tuesday: One way to build your customer base is to profile your customers and find out how they found you. Find out more in the Small Business pages.