Corporate debt was a big problem, but not the only one.

Last week more than $3 billion of corporate debt came to market.

In Japan, nearly 60 percent of all corporate debt comes from banks.

More than $5 billion in corporate debt is expected to be priced over the next couple of days.

Concerns about the high levels of corporate debt and its effect on the banking system are also growing.

With interest rates relatively low, the cost of corporate debt has declined.

The move does not affect the corporate debt of each airline.

Neither Presidential candidate has said much about the impact of the tax law on corporate debt.

Corporate debt recently stood at 85 percent of gross domestic product, a record high.

Rising corporate debt does matter - although apparently not to the candidates.