Cognitive and cultural embeddedness: combining institutional economics and economic sociology
According to this, pederasty is sexual relations between two males, especially when one of them is a minor. Other definitions, like the one that JSBangs found, differ slightly. But otherwise, I think you answered the question yourself: pedophile refers to the attraction, while pederasty refers to the act itself.
Historical Examples. 1  We often meet with pederasty without a trace of inversion of the sexual appetite. The Sexual Question August Forel. 2  I asked him what he thought of the charge of pederasty brought against the bard. Ulysses James Joyce. 3  The relations that from eunuchism led to pederasty are very easy of explanation.