Juergen Grossmann, chief executive of the German utility RWE, has voiced his staunch support for Bulgaria`s Belene nuclear power project, saying it is economically viable. Speaking in an interview for the German business newspaper Handelsblatt Grossmann assured that the power plant will be equipped with the best technology. "This project is very reliable and those who criticize it have no grounds to do so," Grossmann said in the interview.