freight characteristics). The mathematical expression for the probability of a shipment s belonging to segment can be expressed as follows: k (3) where, is a vector of shipment attributes that influences the propensity of belonging to segment is a vector of estimable coefficients. k,
freight characteristics). The mathematical expression for the probability of a shipment s belonging to segment k can be expressed as follows: (3) where, is a vector of shipment attributes that influences the propensity of belonging to segment k, is a vector of estimable coefficients.