1.   Another hefty, high-profile investment has begun to pay off.

2.   All this investment is beginning to pay off.

3.   But investors grew wary last year, and overseas investment began to slow.

4.   Housing investment has begun to weaken as well.

5.   In U.S. coal, investments began to pay off while geographical conditions improved to return the division to a profit.

6.   Its shares have been boosted recently by signs its biotechnology investments are beginning to pay off.

7.   Now, those investments are beginning to pay off and the margins are going up, though they have a long way to go.

8.   Some analysts worry that unless investment begins to flow soon, Russian oil exports could slip.

9.   That investment has begun to pay off, for the Knicks as well as the Rangers.

10.   The investment has begun paying dividends.