Around the world, accelerator programs continue to multiply, prompting the need for continued research on what they are, how they operate, and how they can be evaluated. The Global Accelerator Report 2015, recently released by Gust and Fundacity, highlights the global development of the accelerator industry and includes details on how accelerators are funded and insights into the industry’s future.

In an increasingly globalized marketplace, the ability to penetrate the ultra-valuable U.S. market is still an end goal for companies throughout the world. Since the early 2000s, foreign governments have opened accelerators as one mechanism to provide funding, mentorship, and additional support for young firms hoping to enter the U.S. market. Although many of these accelerators feature common characteristics, each has its own strategy for best reaching the needs of its young and promising companies.

A new report released last week by Hermann Hauser, one of Britain’s most renowned technology entrepreneurs, announces his support for the expansion of the UK’s Catapult Network, a series of national centers focused on innovating around specific industry areas.

The circular economy, a phrase meant to redefine economic growth beyond the current “take-make-waste” extractive industrial model, is gaining attention around the world as a way to produce more positive environmental and social benefits. Over the past few months, three cities have announced efforts to promote circular economy startups.