A classification of stakeholders based on their involvement in and impact on a process/decision

Source: adapted from NOTTEBOOM, T., WINKELMANS, W., 2003, Dealing with stakeholders in the port planning process, in: DULLAERT, W., JOURQUIN, B., POLAK, J., Across the border: building upon a quarter of century of transport research in the Benelux, De Boeck, Antwerp, p. 249-265