My man is being stingy?

i'm trying to undeerstand y my boyfriend of 8yrs is being stingy with. we both left our job in june of last year we took the buyout he got more money than i did because he had 3 more yrs than i did. when we were working say i would hit the lottery i would give him some i always did nice things for him as he would do for me. but when i needed help to save my house he wouldn't help me i needed 3000 he got quiet that left me bittersweet he didn't help me cause he felt that i should have gotten an apartment first than buying an house so he felt i didn't listen to him so he turned his bk told me to call my 401k. anyway its ben 7mos since we been out of work he's stylin and stuntn he's the man. i have his 2yr old daughter and i have a son. he going out of town with his boys be buying houses and car fixen em up and sellin them he would tell a guy how to do what he's doin but he won't tell me. for christmas i spent 600.00 on him he spent 60 on me that hurt so much he feel like i got money buy what i want but if i'm your woman y can't he help me out to with his daughter also. i feel stupid he use to go all out i just feel like he is all for self now grant it he do be biz e with his houses i don't day much i just can't understand y i can't get anytime. i would go to mall i would pick him up something he goes to mall now he only buys himself this man is use to having i just don't know y he feel like he don't need to do anything for me i haven't done anything to him please help me understand if you can please thank you