As the convenience yield increases, which of the following is true? A: The one-year futures price as a percentage of the spot price increases B: The one-year futures price as a percentage of the spot price decreases C: The one-year futures price as a percentage of the spot price stays the same D: Any of the above can happen E: None of the above

In order to maintain exchange rate stability, central banks often intervene in the foreign exchange market by buying and selling foreign exchange. When the local currency exchange rate (), they sell foreign exchange and withdraw local currency. A: depreciates B: appreciates C: is fixed D: none of the above

Which benefits have to be demanded'______ A: Unemployment B: Flat rate C: Supplementary D: None of the above

1、In general, the relationship between cash exchange rate and spot exchange rate is ( ) A: The selling price for cash is lower than the selling price for foreign exchange B: The purchase price for cash is lower than the purchase price for foreign exchange C: The purchase price for cash is higher than the purchase price for foreign exchange D: The selling price for cash is higher than the selling price for foreign exchange

In international market, which of the following is (and/or are) “closed market” prices（ ） A: Agreement price B: Monopoly price C: Commodity exchange price D: Transfer price