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Web Services - CPR Time Series Prepayment Speeds
Web Services is the easiest way to incorporate NIS's proprietary MBS and SBA CPR prepayment speed times series analysis into your web site or in-house system. Simply pass the search criteria (sector, coupon, maturity, etc.) to the Web Service engine and a data stream is immediately returned to your web site. Historical CPR prepayment speeds can easily be displayed in a table or a chart.

IMPORTANT : A disclaimer must be included on your web site that nisanalytics.com has been used as a data source or to perform the calculations (ex. Powered by nisanalytics.com).

Click on the sample below to see how data is passed to and returned from the Web Service Engine.

Data and calculations can easily be returned into a spreadsheet, comma-delimited format, html format, or xml format. The following code shows two methods that can be used to pass a bond to the Web Service engine and how to parse the xml format that is returned.

Viewing the NIS data and calculations can done in a spreadsheet, comma-delimited format, html format, or xml format. The xml format is provided for users who want to integrate the NIS data and calculations into their own web site or another application. Users who are unfamiliar with reading XML data structures should read the XML instructions.




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