Media type: E-Book Title: Efficiency and Productivity Estimation with a Hierarchical Data Structure: An Aggregation Perspective Contributor: Mehta, Yashree [Verfasser] imprint: Göttingen: Niedersächsische Staats- und Universitätsbibliothek Göttingen, 2021 Extent: Online-Ressource Language: English Identifier: Keywords: Bangladesch ; Hierarchical data ; Aggregation ; Efficiency and Productivity Origination: University thesis: Dissertation, Göttingen, Georg-August Universität, 2020 Footnote: Access State: Open Access