SLIDE 23 Loan portfolio
Dynamic Panel Data, Pre-determined and Endogenous Factor Model
(1) (2) (3) (4) Lag dependent regressor Loan portfolio at time (t-1) 0.298*** (3.95) 0.236 (0.11) 0.282* (2.55) 0.210 (0.07) Exogenous factors Non – performance radio
(-0.13)
(-0.11)
(-0.53)
(-0.01) Net profit 0.0656 (1.22) 0.0353 (0.19) 0.0083 (0.30) 0.0270 (0.07) Number of staffs 0.351*** (3.76) 0.228 (0.17) 0.395*** (4.00) 0.288 (0.28) Number of branches
(-0.87) 0.0188 (0.02)
(-0.19)
(-0.04) Technological progress or innovation Operation and administrative expense 0.385*** (3.40) 0.618 (0.17) 0.369** (3.03) 0.712 (0.13) Automated teller machines (ATMs) (per 100,000 adults)
(-0.12)
(-1.83)
(-0.16) Fixed-telephone subscriptions 0.0629 (0.30) 0.331 (0.16) Percentage of Individuals using the Internet 0.151 (1.57) 0.146 (0.10) Mobile-cellular telephone subscriptions 0.457* (2.23) 0.131 (0.07) Constant term 3.091*** (4.82) 2.477 (0.24)
(-0.25)
(-0.07) Time dummy effect Yes Yes Yes Yes Cross – sectional dummy effect No No No No Number of observations 118 85 85 85 AB autocorrelation test AR (1)
[0.7011]
[0.9233]
[0.4006]
[0.9797] AR (2)
[0.4077]
[0.5297] 1.671 [0.0947]
[0.4422] Sargan test (validity) Accepted Accepted Accepted Accepted Wald – Statistic 2185.85 [0.0000] 63.31 [0.0000] 15070.87 [0.0000] 649.86 [0.0000] Loan portfolio
IV - Dynamic Panel Data, D. Roodman (2006)
(1) (2) (3) (4) Lag dependent regressor Loan portfolio at time (t-1) 0.262*** (5.70) 0.189** (2.76) 0.210** (3.08) 0.684*** (17.58) Exogenous factors Non – performance radio
(-1.00)
(-2.08) Net profit 0.0181 (0.83) 0.0456* (2.18) Number of staffs 0.393*** (4.09) 0.128* (-2.11) Number of branches
(-0.47) 0.199*** (4.64) Technological progress or innovation Operation and administrative expense 0.874*** (9.87) 0.870*** (9.85) 0.438*** (3.75) 0.272** (3.30) Automated teller machines (ATMs) (per 100,000 adults)
(-0.24)
(-0.33)
(-2.02)
(-2.67) Fixed-telephone subscriptions 0.0226 (0.08) 0.0109 (0.04)
(-0.33) Percentage of Individuals using the Internet 0.0652 (0.36) 0.159 (0.94) 0.0365 (0.17) Mobile-cellular telephone subscriptions 0.319 (1.56) 0.508** (2.77) 0.178 (1.03) Constant term 0.765 (0.35) Time dummy effect Yes Yes Yes Yes Cross – sectional dummy effect No No No No Number of observations 85 85 85 113 AB autocorrelation test AR (1)
[0.600]
- 0.24 [0.814]
- 0.43 [0.665]
0.08 [0.933] AR (2)
[0.024]
[0.024]
[0.011] Sargan test Rejected Rejected Rejected Rejected F– Statistic 340.40 [0.0000] 172.07 [0.0000] 135.94 [0.0000] 648.85 [0.0000]
Why it does matter? Others’ Findings My Findings Conclusion
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