What the numbers actually say, once the headlines are set aside.
Most people meet this once and never think about it again, which is exactly why it is worth reading up on.
The exceptions
The practical effect is easier to see in a single example than in a summary. Most of the confusion comes from two terms that sound alike and mean different things.
What to check first
Most of the confusion comes from two terms that sound alike and mean different things. The practical effect is easier to see in a single example than in a summary.
It rewards a little attention now and punishes leaving it to next year.