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).
If you commute to work by car, figure about $61 in total vehicle expenses per 100 miles. If that seems like a lot, driving a more fuel-efficient model or using public or alternative transportation options could save you money. Vehicle Maintenance Driving costs also are affected by how well your vehicle runs.