fileadmin/content/portale/forschung/dokumente/promotion/rig-faq-doing-a-doctorate-in-germany-2010-daad.pdf
long cultural and scientific tradition, Germany offers exceptional infrastructure for research work: approximately 8,400 public and 240 academic libraries guarantee outstanding research opportunities [...] institutions. The researchers who work here are among the best in the world. germAn universities: unity of reseArch And teAching German universities do not see themselves as “schools [...] for doctorates and 26,000 foreign researchers work. That makes Germany one of the world’s most attractive research and higher education nations – after the USA and the UK. excellent non-university rese
File type: application/pdf
Referenced at: Wissenschaftlicher Nachwuchs
fileadmin/content/institute/iim/dokumente/forschung/discussion-papers/10-estimation-of-a-two-equation-panel-spie.pdf
sets of generalized estimating equations. To avoid a heavy computational burden, they adopt the identity matrix as a working corre- lation matrix in the estimating equations for the covariance [...] its estimation. One version of estimating equations adopts a working correlation matrix which is common to all units, whereas another version takes advantage of individual covariance matrices that follow [...] , andR(α) is a suitable ‘working’ correlation matrix common to all units. However, here Ωi follows directly from the assumed latent covariance structure and is a function of the covariance parameters. 3
File type: application/pdf
Referenced at: Discussion Papers
