The following table summarizes the components of Other assets and Other liabilities (in millions):


	December 31,
	2022		2021
Other assets:
Other investments (Note 5) (a)	$	169.5	$	166.3
Amounts advanced to agents		154.9		146.9
Derivatives		126.1		247.7
ROU assets		122.4		164.5
Reverse repurchase agreements		100.0		—
Prepaid expenses		94.7		85.5
Equity method investments		41.4		38.4
Other		168.9		148.9
Total other assets (b)	$	977.9	$	998.2
Other liabilities:
Operating lease liabilities	$	161.3	$	203.0
Deferred proceeds - Business Solutions divestiture (Note 5)		104.3		—
Derivatives		98.9		183.8
Accrued agent contract costs		37.4		5.4
Other		72.1		71.5
Total other liabilities (b)	$	474.0	$	463.7

(a)

Represents equity investments without readily determinable fair values recorded at cost less any impairment, plus or minus changes resulting from observable price changes in orderly transactions for the identical or a similar investment in the same issuer.

(b)

As of December 31, 2022 and 2021, Other assets include $118.0 million and $260.5 million, respectively, classified as Assets held for sale, and Other liabilities include $89.4 million and $194.3 million, respectively, classified as Liabilities associated with assets held for sale (see Note 5).