| Answer | Crossword Clue |
|---|---|
| OYSTER | Source of an advantage, figuratively |
| SINEWS | Source of strength, figuratively |
| LAMP | Figuratively, a source of wisdom. |
| roundtripping | a form of trading in which a company borrows a sum of money from one source and takes advantage of a short-term rise in interest rates to make a profit by lending it to another |
| roundtrippings | ROUNDTRIPPING, a form of trading in which a company borrows a sum of money from one source and takes advantage of a short-term rise in interest rates to make a profit by lending it to another |
