RDP 2012-03: ATM Fees, Pricing and Consumer Behaviour: An Analysis of ATM Network Reform in Australia Equation (C7-2)

D e t ( H 11 ) = N ( 9 + 2 l ) 36 l < 0 D e t ( H 22 ) = N 2 2 l > 0 D e t ( H ) = N 3 ( 27 2 l ) 36 l 2 < 0. MathType@MTEF@5@5@+=feaagCart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLnhiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=xfr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGceaqabeaacaWGebGaamyzaiaadshadaqadaqaaiaadIeadaWgaaWcbaGaaGymaiaaigdaaeqaaaGccaGLOaGaayzkaaGaeyypa0ZaaSaaaeaacqGHsislcaWGobWaaeWaaeaacaaI5aGaey4kaSIaaGOmaiaadYgaaiaawIcacaGLPaaaaeaacaaIZaGaaGOnaiaadYgaaaaccaGae8hpaWJaaGimaaqaaiaadseacaWGLbGaamiDamaabmaabaGaamisamaaBaaaleaacaaIYaGaaGOmaaqabaaakiaawIcacaGLPaaacqGH9aqpdaWcaaqaaiaad6eadaahaaWcbeqaaiaaikdaaaaakeaacaaIYaGaamiBaaaacqWF+aGpcaaIWaaabaGaamiraiaadwgacaWG0bWaaeWaaeaacaWGibaacaGLOaGaayzkaaGaeyypa0ZaaSaaaeaacqGHsislcaWGobWaaWbaaSqabeaacaaIZaaaaOWaaeWaaeaadaWcaaqaaiaaikdacaaI3aaabaGaaGOmaaaacqGHsislcaWGSbaacaGLOaGaayzkaaaabaGaaG4maiaaiAdacaWGSbWaaWbaaSqabeaacaaIYaaaaaaakiab=Xda8iaaicdacaGGUaaaaaa@69C4@