self employed and married

[patten2020]

I am self-employed and my wife has no income. Should/can we file jointly with the self-employed formula? 

[mesquitebean]

See if this help article assists you any:

FAQ:  Is it better for a married couple to file jointly or separately?

https://ttlc.intuit.com/community/married/help/is-it-better-for-a-married-couple-to-file-jointly-or-...

[DoninGA]

If you are referring to Self-Employment taxes on your net profit, then your filing status has no bearing on the amount of SE taxes you will owe.  You will owe the same SE taxes on your net profit whether you file as Single, Married Filing Jointly or Married Filing Separately.