Dear Sirs, We would like to send the paper i presented at DRUID to a journal and among the requirements there is the removal from the internet of previous text. I would thus kindly ask you to remove the text of my paper: submission # 4021 Evolution of firm’s knowledge base and innovative performance. Evidence from the nanotechnology industry. Mario Vitale LUISS Guido Carli University, Department of Business and Management Francesco Rullani LUISS University, Department of Business and Management from the website of DRUID: https://conference.druid.dk/Druid/submissions.xhtml Thanks a lot, Best Regards Mario Vitale Inviato da iPhone