One should always do as good due diligence as possible before doing a major change in life such as moving to another country. No matter which country it is.

When I hear "monitor your personal finances" I think on a month to month basis or more frequently.

In Sweden, as written above it is yearly and with several months delay.

Also what you you write just doesn't "feel" realistic at all. Source: I live next to Sweden and have Swedish colleagues.