While excessive intakes of manganese can lead to neuromuscular impairments, adequate intakes are necessary to help facilitate important functions in the body Which of these statements about manganese is true? A. Magnesium enhances function of insulin. B. It is not involved in macronutrient metabolism. C. It is a component of the antioxidant enzyme superaxide dismutase D. Manganese is considered a major mineral.

After the 2008 recession, the amount of reserves in the us banking system increased. because of federal reserve actions, required reserves increased from $44 billion to $60 billion. however, banks started holding more reserves than required. by january 2009, banks were holding $900 billion in excess reserves. the federal reserve started paying interest on the excess reserves that the banks held. what possible impact will these unused reserves have on the economy?

You were able to purchase two tickets to an upcoming concert for $100 apiece when the concert was first announced three months ago. recently, you saw that stubhub was listing similar seats for $225 apiece. what does it cost you to attend the concert?

(a) what was the opportunity cost of non-gm food for many buyers before 2008? (b) why did they prefer the alternative? (c) what was the opportunity cost in 2008? (d) why did it change?