ARPS

Amherst-Pelham Regional School District is located in Massachusetts and primarily serves the towns of Amherst and Pelham. Through the High School and the Middle School Shutesbury and Leverett are also served despite being in a different school district. It incorporates seven different public schools.
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Publicly traded issues that may be collateralized by mortgages and MBS 

Floating-rate preferred stock, whose dividend is adjusted every seven weeks through a Dutch auction.