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).
About three babies born every minute. There were 1,745,585 live births registered in 2009.The figure decreased by 38,731 or 2.2 percent from the 1,784,316 live births reported in 2008. An average of 4,782 births occurred daily which is around 199 births per hour, or three babies per minute.