entergy mississippi , inc .
management's financial discussion and analysis sources of capital entergy mississippi's sources to meet its capital requirements include : internally generated funds ; cash on hand ; debt or preferred stock issuances ; and bank financing under new or existing facilities .
entergy mississippi may refinance or redeem debt and preferred stock prior to maturity , to the extent market conditions and interest and dividend rates are favorable .
all debt and common and preferred stock issuances by entergy mississippi require prior regulatory approval .
preferred stock and debt issuances are also subject to issuance tests set forth in its corporate charter , bond indenture , and other agreements .
entergy mississippi has sufficient capacity under these tests to meet its foreseeable capital needs .
entergy mississippi has two separate credit facilities in the aggregate amount of $ 50 million and renewed both facilities through may 2009 .
borrowings under the credit facilities may be secured by a security interest in entergy mississippi's accounts receivable .
no borrowings were outstanding under either credit facility as of december 31 , 2008 .
entergy mississippi has obtained short-term borrowing authorization from the ferc under which it may borrow through march 31 , 2010 , up to the aggregate amount , at any one time outstanding , of $ 175 million .
see note 4 to the financial statements for further discussion of entergy mississippi's short-term borrowing limits .
entergy mississippi has also obtained an order from the ferc authorizing long-term securities issuances .
the current long-term authorization extends through june 30 , 2009 .
entergy mississippi's receivables from or ( payables to ) the money pool were as follows as of december 31 for each of the following years: .

2008
2007
2006
2005
(In Thousands)
($66,044)
$20,997
$39,573
($84,066)

in may 2007 , $ 6.6 million of entergy mississippi's receivable from the money pool was replaced by a note receivable from entergy new orleans .
see note 4 to the financial statements for a description of the money pool .
state and local rate regulation the rates that entergy mississippi charges for electricity significantly influence its financial position , results of operations , and liquidity .
entergy mississippi is regulated and the rates charged to its customers are determined in regulatory proceedings .
a governmental agency , the mpsc , is primarily responsible for approval of the rates charged to customers .
formula rate plan in march 2008 , entergy mississippi made its annual scheduled formula rate plan filing for the 2007 test year with the mpsc .
the filing showed that a $ 10.1 million increase in annual electric revenues is warranted .
in june 2008 , entergy mississippi reached a settlement with the mississippi public utilities staff that would result in a $ 3.8 million rate increase .
in january 2009 the mpsc rejected the settlement and left the current rates in effect .
entergy mississippi appealed the mpsc's decision to the mississippi supreme court. .

Question: Analyse this data from a financial earnings document. how is the cash flow of entergy mississippi affected by the balance in money pool from 2006 to 2007?
Choices:
-26471
63069
18576.0
39523
-18576
Correct choice index: 2