Entrepreneurship & Business Planning

Founded by Marc Andreessen and Ben Horowitz, Andreessen Horowitz is one of the leading venture capital firms in the United States. In addition to providing funding to entrepreneurs, their weekly podcasts and newsletter provide insight into a wide range of business and innovation topics they think are important to understand.
In addition, check out their Advice & How To section for professional tips on successful entrepreneurship,

Stanford eCorner is a collection of videos, podcasts, and articles by Stanford Engineering faculty, community members, and leading entrepreneurs and innovators to help people develop an entrepreneurial mindset.
The materials are provided by the Stanford Technology Ventures Program (STVP) and Stanford University

Feedspot's Best Market Research blogs list is automatically aggregated from thousands of top Market Research blogs using search and social metrics. Data is refreshed once a week.

The Kauffman Foundation supports entrepreneurial education and research is the U.S. and globally. They provide a wide rang of thought-leadership and training resources on their website including the Kauffman Founders School video series, startup communities, and other educational materials.

TED is a nonprofit devoted to spreading ideas, usually in the form of short, powerful talks.
TED topics relevant to entrepreneurs include: Advertising, alternative energy, social media, and technology to name a few.

The Coleman Foundation supports awareness and promotion of self-employment through entrepreneurship education programs that help create a new generation of business owners.

The Case Foundation operates in the areas of global entrepreneurship. inclusive entrepreneurship, and impact investing. Their website includes reports on entrepreneurship development and the Case Foundation blog.