The crying baby in the middle of the night. Thats something I’ll never miss. Not only does it frazzle your nerves but it also hits your bank balance. So much so that one hour less of sleep per night can reduce your income by 11%. The new study found that parents who were woken by babies, are less likely to hold down a job, more likely to work shorter hours, and earn less then before the bundle of joy got here. Click here for more.