By Susan Shalhoub This story appeared in the Special Section: Worcester Emerging, detailing the buzz building around the city. To see the entire section, click here State economic-development agency MassDevelopment – which provides financing solutions such as low-interest loans and tax credits to developers, businesses, nonprofits and communities – has been a major player in Worcester’s urban growth initiatives. Part of the city’s multilayered, collaborative approach involving state, federal and local partners, MassDevelopment offers programs in areas of real estate, financing and more specialized sectors, such as manufacturing. When it comes to these programs, Worcester Chief Development Officer Peter Dunn says the city has taken part in just about all of them.