RDP 2016-11: Identifying Interbank Loans from Payments Data Equation (3)

[ ε 1,t ε 2,t ε 3,t ]MVN( [ 0 0 0 ],diag ( [ ω 1,t ω 2,t ω 3,t ] ) 1 2 [ 1 c 1,2 c 1,3 c 1,2 1 c 2,3 c 1,3 c 2,3 1 ]diag ( [ ω 1,t ω 2,t ω 3,t ] ) 1 2 ) MathType@MTEF@5@5@+=feaagCart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLnhiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=xfr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaWaamWaaeaafaqabeWabaaabaGaeqyTdu2aaSbaaSqaaiaaigdacaGGSaGaamiDaaqabaaakeaacqaH1oqzdaWgaaWcbaGaaGOmaiaacYcacaWG0baabeaaaOqaaiabew7aLnaaBaaaleaacaaIZaGaaiilaiaadshaaeqaaaaaaOGaay5waiaaw2faaiablYJi6iaad2eacaWGobGaamOvamaabmaabaWaamWaaeaafaqabeWabaaabaGaaGimaaqaaiaaicdaaeaacaaIWaaaaaGaay5waiaaw2faaiaacYcacaqGKbGaaeyAaiaabggacaqGNbWaaeWaaeaadaWadaqaauaabeqadeaaaeaacqaHjpWDdaWgaaWcbaGaaGymaiaacYcacaWG0baabeaaaOqaaiabeM8a3naaBaaaleaacaaIYaGaaiilaiaadshaaeqaaaGcbaGaeqyYdC3aaSbaaSqaaiaaiodacaGGSaGaamiDaaqabaaaaaGccaGLBbGaayzxaaaacaGLOaGaayzkaaWaaWbaaSqabeaadaWcaaqaaiaaigdaaeaacaaIYaaaaaaakmaadmaabaqbaeqabmWaaaqaaiaaigdaaeaacaWGJbWaaSbaaSqaaiaaigdacaGGSaGaaGOmaaqabaaakeaacaWGJbWaaSbaaSqaaiaaigdacaGGSaGaaG4maaqabaaakeaacaWGJbWaaSbaaSqaaiaaigdacaGGSaGaaGOmaaqabaaakeaacaaIXaaabaGaam4yamaaBaaaleaacaaIYaGaaiilaiaaiodaaeqaaaGcbaGaam4yamaaBaaaleaacaaIXaGaaiilaiaaiodaaeqaaaGcbaGaam4yamaaBaaaleaacaaIYaGaaiilaiaaiodaaeqaaaGcbaGaaGymaaaaaiaawUfacaGLDbaacaqGKbGaaeyAaiaabggacaqGNbWaaeWaaeaadaWadaqaauaabeqadeaaaeaacqaHjpWDdaWgaaWcbaGaaGymaiaacYcacaWG0baabeaaaOqaaiabeM8a3naaBaaaleaacaaIYaGaaiilaiaadshaaeqaaaGcbaGaeqyYdC3aaSbaaSqaaiaaiodacaGGSaGaamiDaaqabaaaaaGccaGLBbGaayzxaaaacaGLOaGaayzkaaWaaWbaaSqabeaadaWcaaqaaiaaigdaaeaacaaIYaaaaaaaaOGaayjkaiaawMcaaaaa@92EC@