Students learn in microeconomics that the demand curve for a good, which shows the relationship between the price of a good and the quantity of the good that consumers demand-i.e. are willing, ready, and able to purchase-has a negative slope.
The UNICEF estimates that an average of 353,000 babies are born each day around the world. The crude birth rate is 18.9 births per 1,000 population or 255 births globally per minute or 4.3 births every second (as of Dec. 2013 estimate).
Quick Answer. As of 2011, about 360,000 babies are born every day worldwide, according to Ecology Communications Group. The daily births amount to 15,000 per hour. More than 4 million babies are born in the United States each year as of 2010, notes BabyCenter.