The client policy of inviting potential bidders, client reputation and experience, bid selection process transparency, credibility many other factors were studied by several researchers Drew and Skitmore 1992, Hatush and Skitmore 1998, Jennings and Holt 1998, Mills and Skitmore 1999, 1999 Egemen and Mohamed 2005, Banaitiene and Banaitis 2006, El Sawalhi et al., 2007, Straub and Mossel 2007.
La política del cliente de invitar a potenciales licitantes, la reputación y experiencia del cliente, la transparencia del proceso de selección, credibilidad y muchos otros factores fueron estudiados por varios investigadores Drew y Skitmore 1992, Hatush y Skitmore 1998, Jennings y Holt 1998, Mills y Skitmore 1999, 1999 Egemen y Mohamed 2005, Banaitiene y Banaitis 2006, El Sawalhi et al., 2007, Straub y Mossel 2007.