 |
| |||
| backspread m; ratio back spread; écart inverse sur ratio d'options | |||
|
reverse ratio spread : 9 phrases, 1 sujets |
| Finances | 9 |
|
| |||
| backspread m; ratio back spread; écart inverse sur ratio d'options | |||
|
reverse ratio spread : 9 phrases, 1 sujets |
| Finances | 9 |