1. The income will not be the same; The same possibility is almost zero;

2. Examples are as follows:

The unit net value bought by A is each 1 yuan, and the unit net value bought by B is 1.1 yuan;

The unit net value of the fund is sold when it is 1.3 yuan,

A net value per share rises by .3 yuan, and B net value per share rises by .2 yuan;