What is a market cap?

Example: “The TSX has a market cap of over US$3 trillion.”

Read more on investing:

• Apple’s $1 trillion market cap is nothing but a number
  For experts, this market cap doesn’t mean much.
• What’s my RRSP contribution limit?
  Putting money into a registered retirement savings plan (RRSP) is one of the best ways to save for retirement. See how much room you have left.
• What do rising interest rates mean for retirement savings?
  Investors are looking for relief after a tough year in the markets. Here’s what to consider while we wait for inflation and rate hikes to subside.
• Video: How to minimize capital gains tax
  No, you can’t avoid capital gains tax, but there are ways to lower the amount you pay. Here’s how you could save.
• What can I hold in an FHSA?
  When the first home savings account opens later this year, investors will have many options to grow their savings tax-free.