Not all uses of time are equal and this simple truth can make a big difference in life. Understanding how to get the most out of your time starts with knowing—in exact terms—what your time is worth.

Do you know the value of your time? Ken Segall, creator of Apple’s famous “Think Different” ad campaign for agency Chiat/Day, said he got thrown out of a meeting once by the founder of his agency, Jay ...

Time-weighted return (TWR) calculates an investment portfolio or fund’s performance while accounting for external cash flows. Investment funds usually have money flowing in or out at various times.