Interest is recorded over the life of the instrument on an accrual basis based on contractual interest rates. The table below presents the firm’s sources of interest income and interest expense.


	Three Months Ended September					Nine Months Ended September
$ in millions		2016		2015			2016		2015
Interest income
Deposits with banks		$ 102		$ 35			$ 277		$ 114

Securities borrowed, securities purchased under agreements to resell and federal funds sold		169		15			456		14

Financial instruments owned, at fair value		1,276		1,458			4,098		4,406

Loans receivable		483		314			1,327		840

Other interest		359		297			1,109		930
Total interest income		2,389		2,119			7,267		6,304
Interest expense
Deposits		233		106			627		289

Securities loaned and securities sold under agreements to repurchase		112		88			354		236

Financial instruments sold, but not yet purchased, at fair value		312		344			943		1,001

Short-term secured and unsecured borrowings		105		67			341		318

Long-term secured and unsecured borrowings		1,064		935			2,949		2,843

Other interest		(51	)	(263	)		(198	)	(747)
Total interest expense		1,775		1,277			5,016		3,940
Net interest income		$ 614		$ 842			$2,251		$2,364