Several government agencies, including the FTC, lost a pitched battle last year to have the companies voluntarily end all advertising to children unless the food being promoted was healthy fare such as whole grains, fresh fruits or vegetables.
According to various studies, including a 1994 report in the Journal of Family Issues, children raised in single-father homes as a whole fare as well as those in single-mother homes.
Previous studies on the topic have largely focused on younger children, whereas this study shed light on how preteens and teens fare emotionally, socially and academically, she said.
Langton said families have been pleased with the pricing model because it often costs less to fly with children using the pay-by-weight model than it would to purchase flat-fare seats.