the oil will not break down as quickly but it will still break down and the filter only can catch so much before it's 'full' and all the dirty oil is just passing through the bypass valve. personally, after a lot of my own research, i would recommend changing conventional oil every 3k miles and synthetic every ~6k.
People with economics degrees will typically make around $70,000 to $115,000 at their peak. If you have a finance degree, then you can expect around $65,000 to $170,000. At the same time, this entirely depends on your position. For example, some less motivated finance degree holders work for years as bank tellers.
For most careers, the city an employee resides in can make a difference in salary. Below is a list of some popular cities for graduates with bachelor's degrees in economics and corresponding median salaries, based on PayScale.com 's August 2014 data. Bachelor of Arts: 1  New York: $68,693.2  Chicago: $62,288.alaries of Economics Majors: Overview. According to the U.S. Bureau of Labor Statistics (BLS), general economists held 16,900 jobs in 2012. Nearly half of them worked for the government. Economists generally need to earn master's degrees or PhDs to work in the field.