GDP can be contrasted with gross national product (GNP) or, as it is now known, gross national income (GNI). The difference is that GDP defines its scope according to location, while GNI defines its scope according to ownership.
Calculate Your Cost of Commuting. Fill out this form to figure out your monthly commute cost! (Press TAB to move to the next field and SHIFT-TAB to move back one field.). In order to calculate Monthly cost of commuting please use this formula: monthly cost = ((distance * workdays * 0.065) + (distance * workdays * 0.46) + (distance * workdays * (price / mpg)) + (parking)). where: distance: your daily round trip commute distance from home to work (in miles).
Commuting Cost Calculator. Commuting is costly. Sharing the ride with just one other person can cut your commuting costs in half. It's like paying yourself to enjoy a more relaxed drive into work. Aside from the cost of gas, you must also figure in the added cost for maintenance, insurance, registration, sales tax, depreciation and finance charges. Use the commuting cost calculator to figure out exactly how much you can save.