The Company’s management directs BlackRock’s operations as one business, the asset management business. The Company utilizes a consolidated approach to assess performance and allocate resources. As such, the Company operates in one business segment.

The following table illustrates total revenue for 2019, 2018 and 2017 by geographic region. These amounts are aggregated on a legal entity basis and do not necessarily reflect where the customer resides or affiliated services are provided.

(in millions)
Revenue	2019		2018		2017
Americas	$	9,703	$	9,303	$	8,798
Europe		4,158		4,217		4,126
Asia-Pacific		678		678		676
Total revenue	$	14,539	$	14,198	$	13,600

See Note 17, Revenue, for further information on the Company’s sources of revenue.

The following table illustrates long-lived assets that consist of goodwill and property and equipment at December 31, 2019 and 2018 by geographic region. These amounts are aggregated on a legal entity basis and do not necessarily reflect where the asset is physically located.

(in millions)
Long-lived Assets	2019		2018
Americas	$	13,830	$	13,780
Europe		1,360		303
Asia-Pacific		87		86
Total long-lived assets	$	15,277	$	14,169

Americas is primarily comprised of the United States, Latin America and Canada, while Europe is primarily comprised of the United Kingdom, the Netherlands and Luxembourg. Asia-Pacific is primarily comprised of Hong Kong, Australia, Japan and Singapore.