Sousa, Rennaly Patricio; Pompermayer, Fabiano Mezadre - 2016
increases in costs against the expected. In some cases, it was not possible to identify if there was any formal assessment of … benefits and costs. Despite the small number of cases studied, this conclusion is confirmed by the project management theory … uncertainty of issues in environmental, expropriation, local and regional social impacts and contracting of public works on the …