To examine various theories of the generation of a number of recorded offences (including deterrence, theft opportunities and police recording practices), the proportion `solved' and the number of policemen. Variables Indictable offences, breaking and entering offences, 'clear up' rate, conviction rate, severity of punishment, no. of policemen, proportion of young males, proportion of working/ middle-class, total rateable value per area, expenditure per officer, proportion of violent offences, population density, total population, proportion of households with less than 0.5 persons per room, proportion of area urbanised, unemployment.