I Fiance Apicultural
I Fiance Apicultural
I Fiance Apicultural
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50<br />
Table 12-Estimated parameters of the double-log transaction<br />
cost function for the Sonali Bank, Bangladesh<br />
Coefficients Related to<br />
Assets Plus<br />
Number<br />
Dependent Variable Liabilities in Scale of Obserin<br />
Real Terms Constant Real Terms R2 Parameter vatlions<br />
Transaction costs -. 1.072 0.99 1a 0.926 0.99"<br />
(7.13-1)<br />
Notes: Figures iin patentheses aic t-valuies.<br />
'Significant at I percent.<br />
Statistically not significantlv diflfeitnt flont 1, suggesting that scale ecoontics have<br />
beenl fully realfized.<br />
with larger scales of ojteratiolis (see the last coltititi in row 3 ill Table<br />
13). Even this unit net niargii is uiderestniated because it is based on<br />
a simple average of tile interest spread for loals to tile firnIll sector only.<br />
As is the case for lile Sonali latik as a whole, cartnigs frOll loants to<br />
agiictulttic sUl)I)orl agencies alltd frotll ioftind-based )rou(lttct linles alrc<br />
lhOt conhsidleted.<br />
Tle liet tilargiti of any RFI can bxe intl rjtveCd eithtr by iti-provitig (lie<br />
intere'sl sptlead or Isy rea[)itig c ottttfttttes of scale ill tranisactioni costs by<br />
ettlaigiig the scale"ati scpcl foopetal ions. "lthse filditigs sluggcst that<br />
it is f)ossil)lc to iliprove dite tct Itnalgill tf ille Soniali linlk through tile<br />
secoid alternalive. Ihis is also c'li."sItsttlt with the finding that ie<br />
responise to iitercst alets if ital dttiatli fo loalls is highly elastic an(dl<br />
tile suplly of deposits is feeble ilI low-inconlme conitltries, as will be showit<br />
in sulbsequent cliapters ot iliesc topic-s.<br />
Table 13-Unit and marginal transaction costs and viability of<br />
10 rural branches of the Sonali Bank, Bangladesh<br />
Size Groups<br />
Variable Average I 2 3<br />
Unit transaction costs" 5.32 6.9.1 .1.80 .I.68<br />
Unit gloss nIargin 1, 5.36 5.36 5.36 5.,6<br />
Unit net InlargiiC 0.0.1 -0.58 0.56 0.68<br />
MNaginal transaction costs 3.89 2.97 3.73 .1.13<br />
Source: Virmani 1984.<br />
aConlputed as a percentage of loans outstanding phls deposit balances.<br />
bComputed as the difference between the lending rate and the average cost of deposits<br />
divided by 2. These data are from Agabin 1988a,, 6. 28.<br />
CUn11itgross margin nits tis itnit trallsactiots costs.<br />
dDerived frotn tile estimated log-log-iniverse function, tile results of which are reported<br />
in Table 14.