Significant amounts of United States Treasury issues are purchased by foreign investors, therefore the U.S. must earn foreign currency to repay this debt

A release clause in a mortgage:

a. Provides for an option to extend its due date b. Releases a guarantor from further liability under specified conditions c. When part of a document creates a lien second only to the lien of taxes and assessments d. Allows portions of the property, given as security, to be released from the mortgage lien upon performance of a specified act

In general, the higher the value of the coefficient of determination R2, the better the fit of the regression model

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