Entering Into A Framework Agreement With A Single Economic Operator Pursuant To Articles. 59, Paragraph 3 And 50 Paragraph 1 Letter. B) Of Legislative Decree N. 36/2023, Aimed At The Acquisition Of Training Supported And Built With Technical-Scientific Analyses, Statistical Insights And Research On Relevant Topics In The Public And Managerial Field, For Effective Support In The Implementation And Evaluation Of The Regional Policies In The Field Of Social And Similar Services