Guccio, C.; Pignataro, G.; Rizzo, I. - In: Applied Economics 44 (2012) 15, pp. 1891-1909
It is widely agreed that rules governing public procurement should be designed to achieve value for money. However, in the public works sector, ‘… the good being procured is usually complex and hard to be exactly specified <italic>ex ante</italic>, … [and] alterations to the original project might be...