Tag Archives: payments

The annuity: dependability has a price

The time-value of money is the principle that money today has a different value than money tomorrow.  At the centre of this concept is the annuity and its formula, which I will not derive or prove here because I’m the only one who will find it interesting.  An annuity is a set of fixed payments that are made over a specified period of time.  I’m going to focus on a specific type of annuity here: a life annuity.  A life annuity is an insurance policy sold by an insurance company that pays a (usually monthly) payment to the buyer until the buyer (or the buyer’s surviving partner in some cases) dies.  Sometimes you just want to be able to know how much money you’re going to have in the future and the life annuity is one way to do that.  Life annuities can seem expensive if you’re not used to seeing the numbers.  The high price is the price of certainty.  I’m going to talk about annuities in the context of retirement, but the math involved translates into pretty much every area of finance so pay attention.  The words annuity and life annuity will be used interchangeably depending on context.  Get ready to bite off more than most of us can chew, myself included. Continue reading The annuity: dependability has a price