This PhD elective subject on business analytics provides doctoral candidates with theories and tools to study complex system behaviors and improve business decision making. This subject covers modelling and quantitative methods to solve problems in business, managerial and operational practices: for example, probability theory, queueing theory, stochastic simulation, agent-based simulation and optimization. It aims to equip the doctoral candidates with quantitative research tools for modelling and solving complex problems in maritime business, management and operations domains. Aside from lectures and readings, this elective subject includes some exercise for which PhD candidates are required to practise the learned tools as an application. Successful completion of PHD210 - Statistics for Social Sciences is a prerequisite for this subject.