There's another publish0x shill here. How much do you earn from publish0x? Does it worth your research for writing article? Or you write article without any research?
Indeed! This is just a simply publish0x shills on here. 
Work for Crypto
Blogging
Bounties and Airdrops
These might not require money or investment for you to earn but the work you have done is priceless.
Just take a look into the resources you have used up- Electricity,Your PC etc.