Tourism is the most important of the San Francisco economy.
The city has large hotel infrastructure and convention facilities.
Financial District in Montgomery Street is very important for San Francisco
economy and is known as the "Wall Street of the West".
San Francisco is very tied to its Bay Area neighbor San Jose and Silicon Valley with highly educated workers
and specialized skills. Many High-Tech, Web companies have established head offices in San Francisco.
Average salaries for this jobs are around $95,000 or more in San Francisco and around $145,000 in Silicon Valley.
San Francisco is as an important biotechnology and research center as well. In 2010 there were around 1,900 full-time
biophysicists and biochemists employed in San Francisco, with an annual average salary of around $93,000.
Very typical in San Francisco are small businesses with less than 10 employees and make around 84%
of the city establishments. It's very important city for "start-up" companies.