Ewan McGregor Collar" (1993). Not long afterwards, he starred in the BBC adaptation of "Scarlet and Black" (also 1993) with a young Rachel Weisz, and made his film debut in Bill Forsyth's "Being Human" (1994). For his role in the thriller "Shallow Grave" (also 1994), he won an Empire Award. The film was his first collaboration with director Danny Boyle. His international breakthrough followed with the role of heroin addict Mark Renton in Boyle's "Trainspotting" (1996), an adaptation of Irvine Welsh's novel of the same name. McGregor played the male romantic lead role in the British film "Little Voice" (1998). He was
Rational addiction taken seriously as possibly true explanations and tools for welfare analysis despite being poorly interpreted, empirically unfalsifiable, and based on wildly inaccurate assumptions selectively justified by "ad hoc" stories." Research attempting to apply the rational addiction model to surveys of drug users have found the model inadequate to explain drug-taking behavior. Rational addiction Rational addiction is the hypothesis that addictions can be usefully modeled as specific kinds of rational, forward-looking, optimal consumption plans. The canonical theory comes from work done by Kevin M. Murphy and Gary S. Becker. A theory of addictions in the broad sense—for example, to heroin, tobacco,