1.   Government intervention, usually involving the direct buying or selling of domestic and foreign currencies by central banks.

2.   This led in turn to the most highly successful venture in buying and selling of business aircraft the aviation industry had seen.

3.   Mason had to sell of!

4.   Our International Trading business is a leader in applying risk management techniques to the buying and selling of crude oil and products.

5.   The Department of the Environment has banned all buying and selling of antique rhino horn in order to discourage the trade worldwide.

6.   Also keeping the dollar from extending its gains was expected selling of the U.S. currency by Japanese exporters for yen to bring profit home, traders said.

7.   Although the Harvey Co. was most active in the collecting, promoting and selling of American Indian art, the Santa Fe was equally active in luring tourists.

8.   Analysts said there was very little selling of California issues, with traders choosing to wait for further developments.

9.   And despite the public relations and the mythologizing of key players and selling of products, there is a game there.