Bitcoin is a payment system invented by Satoshi Nakamoto, who published the invention in 2008 and released it as open-source software in 2009.The system is peer-to-peer; users can transact directly without needing an intermediary.itcoin was invented by Satoshi Nakamoto, who published the invention on 31 October 2008 in a research paper called Bitcoin: A Peer-to-Peer Electronic Cash system. It was implemented as open source code and released in January 2009.
Epidemiologist salary in USA. In US, an average salary for an epidemiologist ranges from between $39,047 â $101,149 per year while the median salary ranges is about $64,500 per year. An average hourly wage for an epidemiologist is about $31 per hour.According to the US bureau of labor statistics, most of the epidemiologists earn between $41,480 â $62,220 per annum and the salary range increases with more work experience.verage epidemiologist salary. According to the U.S. Bureau of Labor statistics, an average salary for epidemiologists in the United States is about $64,500 per year and an hourly wage is about $31 per hour.
An entry level dermatologist receives a median salary of about $125,000 per year while a dermatologist with 4 to 10 years of experience receives about $194,000 per year. The top paid dermatologists are self-employed and they receive an annual salary of about $300,000. Salaries in dermatology are above average. dermatologistâs salary varies based on the age such as the one in 20s earns up to Â£123,750, in 30s earns about Â£161,700, in 40s earns about Â£191,400 and in 50s earns about Â£191,400. The average hourly wage for a dermatologist in UK is Â£82.5.