Avon Products Inc. posted a fourth-quarter net loss, as sales fell and costs rose, according to reports. The company, which is searching for a new CEO amongst other issues, posted a loss of $400,000, said reports. Sales in the fourth quarter fell in every region except Latin America, where strong gains in Mexico helped make up for a drop in Avon’s biggest market, Brazil. However, Revenue for October-December period is down 4% to $3.04 billion—ahead of analyst predictions. “...