Formation of effective teams of experts has played a crucial role in successful projects especially in social networks. In this paper, a new particle swarm optimization (PSO) algorithm is proposed for solving a team formation optimization problem by minimizing the communication cost among...

A model of employer advertised vacancies for labor is presented. The model's predictions are consistent with a variety of results reported by applied studies of the durations of different types of vacancies, and with the advertising strategies used by employers. The optimal advertising policy is...