Byline: Daniel Gross
There's no shame in the epidemic of self-gifting.
national notebook: Among the throngs of Americans prowling the malls and trawling a[umlaut]e-commerce sites, it turns out that many Christmas shoppers are looking out for themselves. Retail-research firm NPD Group in mid-December said that, thus far, about one third of consumers have engaged in what is euphemistically called self-gifting. That's up from 12 percent in a typical pre-recession year, and up from the 19 percent who said they planned to do so last year. The National Retail Federation, the dispenser of all holiday- related data, said that in 2012, nearly 60 percent of shoppers would …