Monday Miscellany

* On average, male Twitter users have 15 percent more followers than female Twitter users. The most “prolific” Twitter users account for more than 90 percent of all tweets. (Harvard Business School)

* Among adults who receive bills from cell-phone and credit-card companies, 57 percent trust the latter more than the former to be accurate in their billing. The figure is even higher, at 65 percent, among respondents age 55 and up. (Billing Revolution/Harris Interactive)

* Thirty-nine percent of a survey’s 18-29-year-olds have reduced their spending on alcohol and/or cigarettes due to the recession, as have 29 percent of 30-49-year-olds, 27 percent of 50-64s and 12 percent of those 65 and older. (Pew Research Center)

* Last year, 6.1 million families had at least one person who was unemployed. However, 70.8 percent of these families also had at least one person who was employed, with the figure rising to 82.5 percent in married-couple households. (Bureau of Labor Statistics)