What are factors which may influence a newly married couple to delay having their first baby

money

unstable income
small apartment
not sure they want to raise a child
belief they need to grow up more
want to have fun without worrying about child care
inconvenient when both members of the couple are on a career track

Maybe not ready for kids or they need to understand each other good they need to be comfortable...

newly wed couples may delay having children because of factors like

career
financial status
emotional readiness

communism

reasons why a newly married couple delay parenthood

factors that may cause newly married couples to delay parenthood

Who cares