TS. Yes, you must make things clear with your gf. Tell her you want your own time to settle with your job/work/personal life. I need to make lots of money to keep you happy & to feed you things like that.
When quarrel with things. Make sure you have your own points. Your thoughts are respectful & good for her. Ya, women are demanding & naggy sometimes.
She just love to be with you you see. If not won't want to hold your hand at all times. She want people to see she has a good bf to take care, protect & love her at all times. The sense of love & security
In a relationship you need to balance your life, make sure it will just makes your life better but not the opposite.
How to Have a Healthy Relationship - wikiHow