Knapp, S.

inspection casualty vessel state model probability safety tanker effect regime deficiency ship type control port state control variable ship types cargo figure detention number table group result convention analysis dataset owner company industry bulk carriers class carrier pollution accident country flag states society passenger classification difference change london marpol management value period author knapp system event container vetting tonnage classification societies arrival method 0.0000 condition information month level regression rotterdam industry inspections coefficient ownership operation amount amendment chemical factor passenger vessels incident survival order interview market marine equipment machinery