Or probably because they know that even in the worst case scenario they will not go hungry or lack healthcare access. This is so contrasting with India or other

Or probably because they know that even in the worst case scenario they will not go hungry or lack healthcare access. This is so contrasting with India or other Asian countries where opportunities and wealth was always limited and welfare net was limited to your family and social circle which helped in dire times, this led to a very strong savings culture for the middle class.