What is 'Duration'. Duration is a measure of the sensitivity of the price -- the value of principal -- of a fixed-income investment to a change in interest rates. Duration is expressed as a number of years. Bond prices are said to have an inverse relationship with interest rates.
Now, an attractions employee of Walt Disney World who has put in, for sake of argument, 40 years with the company (yes, they exist, I have met many) after this contract will make $14.07 an hour (with additional $.50 per hour wage increases per year over the next three years).
Once they have the total wage bill for each country, they add them all together and divide by the total number of earners in the world. That gives you the answer-the world's average salary is $1,480 (Â£928) a month, which is just less than $18,000 (Â£11,291) a year.But these dollars are not normal US dollars.nce they have the total wage bill for each country, they add them all together and divide by the total number of earners in the world. That gives you the answer-the world's average salary is $1,480 (Â£928) a month, which is just less than $18,000 (Â£11,291) a year.