Exhibit 7

Statement Regarding Ratio of Earnings to Fixed Charges

The following
table sets forth the ratio of earnings to fixed charges of UBS AG on an IFRS basis for the periods indicated. The ratios are calculated based on earnings from continuing operations. Ratios of earnings to fixed charges and preferred stock dividend
requirements are not presented as it equals the ratio of earnings to fixed charges.



|                                            |  |  |   |  |                    |  |          |  |  |  |          |  |  |  |          |   |  |  |          |  |  |  |          | 
|------------------------------------------- |  |  | - |  | ------------------ |  | -------- |  |  |  | -------- |  |  |  | -------- | - |  |  | -------- |  |  |  | -------- | 
|                                            |  |  |   |  |                    |  |          |  |  |  |          |  |  |  |          |   |  |  |          |  |  |  |          | 
|                                            |  |  |   |  | For the year ended | 
|CHF million, except for ratio               |  |  |   |  |                    |  | 31.12.14 |  |  |  | 31.12.13 |  |  |  | 31.12.12 |   |  |  | 31.12.11 |  |  |  | 31.12.10 | 
|                                            |  |  |   |  |                    |  |          |  |  |  |          |  |  |  |          |   |  |  |          |  |  |  |          | 
|Pre-tax earnings from continuing operations |  |  |   |  |                    |  | 2,424    |  |  |  | 3,287    |  |  |  | (1,851   | ) |  |  | 5,025    |  |  |  | 6,983    | 
|Add: Fixed charges                          |  |  |   |  |                    |  | 7,293    |  |  |  | 8,030    |  |  |  | 10,688   |   |  |  | 11,831   |  |  |  | 13,471   | 
|                                            |  |  |   |  |                    |  |          |  |  |  |          |  |  |  |          |   |  |  |          |  |  |  |          | 
|Pre-tax earnings before fixed charges       |  |  |   |  |                    |  | 9,717    |  |  |  | 11,317   |  |  |  | 8,836    |   |  |  | 16,856   |  |  |  | 20,454   | 
|                                            |  |  |   |  |                    |  |          |  |  |  |          |  |  |  |          |   |  |  |          |  |  |  |          | 
|                                            |  |  |   |  |                    |  |          |  |  |  |          |  |  |  |          |   |  |  |          |  |  |  |          | 
|Fixed charges:                              |  |  |   |  |                    |  |          |  |  |  |          |  |  |  |          |   |  |  |          |  |  |  |          | 
|Interest expense                            |  |  |   |  |                    |  | 6,639    |  |  |  | 7,351    |  |  |  | 9,990    |   |  |  | 11,143   |  |  |  | 12,657   | 
|Other                                       |  |  | 1 |  |                    |  | 653      |  |  |  | 679      |  |  |  | 698      |   |  |  | 688      |  |  |  | 814      | 
|                                            |  |  |   |  |                    |  |          |  |  |  |          |  |  |  |          |   |  |  |          |  |  |  |          | 
|Total fixed charges                         |  |  |   |  |                    |  | 7,293    |  |  |  | 8,030    |  |  |  | 10,688   |   |  |  | 11,831   |  |  |  | 13,471   | 
|                                            |  |  |   |  |                    |  |          |  |  |  |          |  |  |  |          |   |  |  |          |  |  |  |          | 
|                                            |  |  |   |  |                    |  |          |  |  |  |          |  |  |  |          |   |  |  |          |  |  |  |          | 
|Ratio of earnings to fixed charges          |  |  |   |  |                    |  | 1.33     |  |  |  | 1.41     |  |  |  | 0.83     | 2 |  |  | 1.42     |  |  |  | 1.52     | 
|                                            |  |  |   |  |                    |  |          |  |  |  |          |  |  |  |          |   |  |  |          |  |  |  |          | 

1Other fixed charges relate to the interest component of rental expense.2For the year ended
31 December 2012 the ratio of earnings to fixed charges was less than 1.00. The amount by which total fixed charges exceeded pre-tax earnings from continuing operations for this period was CHF 1,851 million.