Rating agencies cite volatility of tech industry as company prepares to issue debt.

Investors praise takeover offer, while bondholders worry about hike in leverage.

Investors praise takeover offer, while bondholders worry about hike in leverage.

Three-year tranche of $5 bln offering came at the narrowest spread this year.

Three-year tranche of $5 bln offering came at the narrowest spread this year.

Some of airline's enhanced equipment trust certificates pay just 4%.

Some of airline's enhanced equipment trust certificates pay just 4%.

Slack borrowing demand and tighter lending standards lead to imbalance.