Impresive, that is: A sample object, printed with a 3D printer, is on display during the "Inside 3D Printing" conference in New York. (EMMANUEL DUNAND/AFP/GETTY IMAGES)

A review of the biggest small business and startup stories from the past week, with a special focus on Washington.

Pick up the pace: The White House has launched a new initiative meant to expedite payments from large firms to small suppliers, and dozens have already signed on. (OSB)

Looking local: With the midterm elections nearing and partisan gridlock mounting in Washington, some business groups are looking to local and state officials for help. (OSB)

Disincentive? Meanwhile, a new study finds that one of the most popular local economic development tactics may not do much to help the economy. (OSB)

Move aside: A soon-to-open extension of the D.C. area’s metro system has brought with it new development near train stops that is squeezing out small retailers. (WP)

Hiring hiccup: More small employers are looking to expand their payrolls these days, but they’re having more trouble filling their open positions. (WSJ)

Lending rebound: Big banks last month approved their highest share of small business loan applications since the recession — a good sign for firms in need of financing. (AB)

Perk pushback:One U.S. senator is fighting to overturn a rule in the health law that allows federal lawmakers to buy plans through the small-business exchanges. (WP)

Breach fallout: That credit card data breach suffered by Target continues to have serious implications for small businesses, both in the short and long term. (CIO)

Printing progress: More small business owners are starting to work with 3D printers, particularly for making prototypes, intricate parts and customized gifts. (BB)

Up for grabs: The Small Business Administration last week announced a $2.5 million funding contest to support business acclerator programs across the country. (SBDC)

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

Follow J.D. Harrison and On Small Business on Twitter.