big sister

Researchers have found a link between life success and having a big sister. There are also, however, potential downsides for sisters. Economists Pamela Jakiela and Owen Ozier of Williams College in Massachusetts were prompted to carry…

There’s nothing more precious than having a big sister. Who else is going to cover for you when you came in late? And that's not all! Your big sister is your best friend, a person you can always confide in, your partner in crime,…