In this document, we assess the market associated with the criminal use of firearms. This assessment will distinguish demand for firearms along two main axes: the markets in which they can be obtained (legal and illegal markets) and how individuals use them (criminally and non-criminally).

We process the main written output of Amnesty International and Human Rights Watch on Colombia covering the period 1988-2004, recording all numerical conflict information and accounts of specific conflict events. We check for internal consistency and against a unique Colombian conflict database....