A look back at some of the biggest small business and start-up stories from the past week, with a focus on Washington.

Obamcare driving down prices for small businesses: Health insurance providers are dropping their proposed premiums on several small business exchanges around the country, including the one in Washington, which will open for enrollment in October.

However, employers are scaling back their plans: Many small business owners have started scaling back health benefits for their employees, according to a top executive at one of the largest health insurance providers in the United States.

Meet three entrepreneurs capitalizing on Obamacare: Based in New York City, a group of entrepreneurs has raised $40 million for a new venture they hope will make it easier for individuals to sign up for health insurance under the new law.

Small business owners voice concerns with E-Verify: Many small employers say it has become more difficult to fill open positions using the government’s employment verification system, which would be made mandatory by the broad immigration reform plan in Congress.

Business activity accelerating: Compared to the first three months of the year, employment and sales growth accelerated in the second quarter, according to the latest economic survey from the National Association of Business Economies.

Republican election strategy runs through Silicon Valley: Republican party leaders are planning to open a new office in Silicon Valley and hire dozens of software developers to help candidates compete in the approaching midterm elections.

White House still mulling options for Federal Reserve: The White House says President Obama will not likely name a new chairman for the central bank until the Fall, according to an AP report citing a senior official inside the administration.

China offers new tax breaks to small firms: Chinese government officials last week introduced new temporary tax cuts for small businessees, however, analysts believe the move will have only a minor impact on economic growth, which has been slowing.

What are you keeping an eye on this week? Please let us know below.

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