CA

From studding CA, you won't get any benefit but by studying and completing CA you get certain benefit such as you will be preferred in corporate job role, you may start you own practice.
Salary depends on various factor specially your performance
if you are a rank holder up to 20, you get placement with average package of 14 lakhs in top notch organisations, big 4, merger and acquisition role etc.
If you are still a rank holder but above 20 you will get average package of around 10 lakhs.
If you have cleared in first attempt you get average package of 7 lakhs still.getting job is easier.
If you clear in second attempt you need to put lot of efforts to get a job and average package will.be around 5 lakhs
If you clear it with more than 3 attempts getting job is not easy, you have to still be ans average package goes to 4 lakhs.