Phi Beta Iota: This article, written in 2007, remains the standard in the field for both brevity and authoritativeness.
Business Intelligence is data mining, not intelligence. Competitive Intelligence focuses on competitors and does not do 360 degree holistic analytics.
The modern term for a full service program is Commercial Intelligence, which uses only open sources and ethical methods. It should not be confused with secret government intelligence or with illegal industrial espionage.
Phi Beta Iota: Also known as dodi 3115.12, august 24, 2010. While the document displays some tiny hints that someone somewhere is thinking, it is largely bureaucratic pap that sanctifies the existing dysfunctional status quo, to include an SES as a branch chief rather than as the head of a new Department, DO, co-equal to DH and DI and DX. The only glimmer of progress is in requiring a consolidated defense program, but even this will be mangled and prolonged. This is a bean-counter instruction, not a real-world instruction intent on providing OSINT support to policy, acquisition, and operations.
Not listed on Amazon, but available via the web from the UK, is Ben Gilad’s book Blindspots, which I continue to regard as the single best work for a CEO willing to consider the possibility that their information is inevitably filtered, biases, incomplete, and late.