Explain how the following statements relate to the AD-AS model?
1. The FEd expected a weaker dollar to help increase exports.
2. The above actions by the Fed may cause inflation to rise to levels that most would consider unacceptable.
3. The fed has bought more than two trillion in treasury bonds and mortgage bonds to stimulate the economy.
4. Businesses already have ample access to cheap credit and are reluctant to borrow, hire, and invest for other reasons.