As a b-school student, you’ve probably calculated and re-calculated your education’s ROI a million times, hoping that being poor now will pay off in the long run. And since you’re so concerned with budgeting right now, why not turn to the Internet for free, or at least mostly free, study resources? These reference tools will help you keep up with business news, conduct industry research and find company profiles, get homework help and plenty more.

News Feeds

By following these business news feeds, you’ll get a daily stream of headlines, commentary and information to help you with your classes and internships.

1. BusinessWire: You can subscribe to all types of business news feeds depending on your niche, including environment, health care, defense, energy, manufacturing and more.
2. Reuters: Business News: Reuters’ business feed ticks off headlines from international business, the Fed, U.S. labor market, and more.
3. BusinessWeek RSS Feeds: BusinessWeek also offers subscriptions to its channels, from Asia to design to investing to small business.
4. WSJ Business: The WSJ has 11 different business feeds, for media and marketing, law, India and other topics.
5. FT.com: Follow the feed for the Financial Times online for international business news.
6. CNN Money: You can subscribe to feeds about the markets and stocks, technology, top stories, economy, CEOs and more.
7. The Economic Times: India’s paper tracks world currencies, employment, international business and more.
8. The Economist: Get daily news, daily charts, blog posts, columns, analysis and audio and video from The Economist’s feeds.
9. Bloomberg: Bloomberg is an easy-to-follow site with breaking news headlines, audio, video, charts and data constantly running.
10. Forbes: From technology to the latest headlines to market news to the travel industry to retail to finance, you’ll find a feed for every topics on Forbes.

Search Engines

These search engines will connect you to all sorts of useful information, from industry research and company information to market data.

11. BNET: Type in your question or a keyword, or read the articles on BNET for reference and research support.
12. Seeking Alpha: Seeking Alpha is a good search and reference tool for learning about the markets.
13. Business.com: You can find businesses on Business.com or search for information about Internet marketing, finance, small business, and more.
14. Zibb: Zibb is another business look-up site but also lets you search for news stories and articles.
15. Masterseek: Do a background search on major companies you’re studying with Masterseek.
16. Businesseek.com: Find internships, businesses, and official offices that can help you with your projects here.
17. BizReport: E-commerce and Internet marketing students will find news and connections via this engine.
18. Best of the Business Web Sites: Head to this site for easy, authoritative searching in a range of business categories.
19. Business Valuation Resources: Here you can look up industry profiles, industry trends, business forecasts, economic data, financial reports and more.
20. CEO Express: This search engine and news site features daily news, a collection of magazines and business journals, and search powered by Google, Ask.com, Amazon and Wikipedia.
21. Quick MBA: Look up information and news in categories like statistics, marketing, operations, strategy and business law.
22. Rutgers Subject Research Guide: Rutgers’ Business research guide has all kinds of resources for accounting, banking and finance, business electronic journals, and more.
23. The Motley Fool: On The Motley Fool, you can enter keywords or a ticker to get detailed, up-to-date information on investing and more.
24. BizShark: BizShark is a straightforward search engine that lets you type in the business name or keyword of any publication, company, or topics.
25. U.S. Business Reporter: Look up corporate profiles, conduct financial research, market research and retail research, and find industry stats by searching this database.
26. Business Reference Services: This site from the Library of Congress has links to all sorts of business guides and search tools.

Twitter

Follow these feeds on Twitter for a regular stream of industry reports and business help.

27. @AMDResearch: Anna Marie Dunn’s research group offers industry research support to anyone who follows.
28. @gsbstanford: Keep up with the research projects and news coming from the Stanford Graduate School of Business.
29. @bizrpt: PBS’ Nightly Business Report tweets from this account.
30. @LondonBS: The London Business School is also a worthwhile follow for collecting news about the global economy, business education and more.
31. @BWBX: BusinessWeek’s Business Exchange shares information and news about online business networking.
32. @knowledgewharton: Wharton’s online business school shares business news stories, economic analysis and other tools and insight.
33. @MarketingProfs: Ann Handley is the Chief Content Officer of MarketingProfs.com, a site for business research and news.
34. @forrester: The Forrester Research feed is full of event news, business tips and industry research findings.
35. @HarvardBiz: Harvard Business Publishing tweets articles and headlines about innovation, employment and more.
36. @businessnews: This feed reports on Wall Street news.

iPhone Apps

These iPhone apps will prepare you for tests, help you with acronyms and more.

37. Business Reference Library: You’ll have access to over 5,000 business and investing terms in this app, plus other resources.
38. The Essential Real Estate Dictionary: Real estate students will find this dictionary application useful.
39. Wall Street Words: Get investment terminology and other Wall Street words and commentary.
40. Oxford Dictionary of Finance and Banking: Get finance terms and reference help here.
41. Leadership Quotes: Get inspiring quotes to turn you into a better leader with this app.
42. Pocket MBA Test: With this app, you can prepare for the MBA exams wherever you are.
43. Glossary of Business Acronyms: Review and look up business acronyms with this handy app.
44. Dictionary of Information Technology Terms: You can still become an expert at business IT when you have this app to reference.
45. Business Exam Bundle: Get reference and study tools for finance, accounting, the MBA test, e-commerce, operations management and more.
46. Legal Environments of Business Test Lite: This free app will help you study for b-law classes.

Open Education Links

Find loads of free, not-for-credit business classes, lecture notes, videos and other educational resources from these tools.

47. MIT Sloan School of Management: MIT’s collection of business open courseware includes classes, lectures and answers for finance, economics and more.
48. International Institute of Management: These open courses and projects cover quality management, executive management and more.
49. Knowledge @ Wharton Podcasts: These podcasts cover topics from marketing to health economics to leadership and change to operations management.
50. globalEDGE: This is a terrific resource for international business students who want industry profiles, country profiles and more resources.
51. Chicago Booth Podcast Series: Chicago Booth’s podcast series features interviews, lectures and discussions about major business events and trends.
52. BBC Learning: BBC’s online courses in business cover Internet business and more.
53. KU School of Business: This b-school lists lots of business lectures online.
54. biz/ed: This is another UK site designed for business studies and reference.
55. Kaplan: Kaplan’s online business courses cover economics, marketing, accounting, technology and more.
56. MIT World: This is another open education service provided by MIT, full of video lectures in all types of economics and business topics.

eBooks

Download these ebooks to your computer or mobile phone for cheaper — or even free — versions of your textbooks and study guides.

57. eBooks.com: On this digital bookstore you can find books about virtually every business subject ever.
58. eBook Mall: Here you can find bestsellers, career guides, financial planners, reports and other business books for download.
59. Mobipocket: Get ebooks for your iPhone or BlackBerry.
60. Amazon eBooks: Amazon.com has tens of thousands of ebooks about business.
61. The eBook Store from Sony: Find business ebooks for the Sony Reader.
62. Free-eBooks.net: Browse business books for free download here.
63. eBook.com: eBook.com has a very large selection of business and reference books.
64. Google Books: You can preview, read, download and purchase books about economics, business, math, finance and more.
65. Open Library: The Open Library has hundreds of thousands of business and economics books, for reference, theory, and more.
66. Barnes & Noble eBooks: Subcategories here include industries, professional finance and investing, small business, business biography, and others.

Toolsets

Use these online toolkits for business managers and students so that you can practice applying classroom skills in the virtual world.

67. Inc.com: This business resource has a whole list of tools for doing business online, marketing, human resources and more.
68. Entrepreneur.com: You’ll find research tools and business directories here.
69. Bplans.com: You can practice writing business plans here.
70. U.S. Small Business Administration: Get podcasts, video, a glossary, research and more.
71. Business Owner’s Toolkit: This website has all kinds of guides, forms and more for business owners and students.
72. SCORE: Find quizzes, podcasts, blogs, templates and other business tools here.
73. Goliath Business Tools: These business reference tools include an encyclopedia, business plans and more.
74. Small Business Toolkit: Familiarize yourself with forms, budgets, tax information and more from the U.S. Chamber of Commerce.
75. BizToolkit: You’ll find a business ethics quiz, search tools, articles and other reference guides here.
76. Green Business Guide: Get tools, overviews and tips for going green in the business world.

Calculators and Finance Tools

Use these calculators and tools for financial homework help.

77. Business Calculator Center: Find a Break Even calculator, Investment Offering calculator and others.
78. Dinkytown: Dinkytown has lots of financial calculators for figuring out cash flow, debt and more.
79. Stock Market Yellow Pages: Find stocks by searching sector, company name, keyword or symbol.
80. XE Universal Currency Converter: International business, economics and finance students may find this calculator useful.
81. Business Calculators: Figure out starting costs, pay per click ROI, and more.
82. NYSE: Here you’ll find a listings directory, symbol lookup and other market tools.
83. SmartMoney.com: In addition to offering PF tools, SmartMoney has plenty of market watch tools.
84. Kiplinger: Get tools for taxes, insurance, banking, bonds and more.
85. Scientific Calculator: This large, clear scientific calculator can be easily used online.
86. Market Data Center: The WSJ Market Data Center has plenty of tools for analyzing the stock exchange.

B-School Tools

Find b-school programs, calculate how much it will cost to attend, and more.

87. College and Business Schools: Find rankings and information for different types of b-schools here.
88. Bschool.com: Search for business degrees and schools here.
89. BusinessWeek Business Schools: BW has an entire page devoted to business school rankings, news, trends, statistics and tools.
90. MBA: Learn about B-school, different programs, and the GMAT here.
91. GMAT: The GMAT has test information, sample questions, score reports and more.

Miscellaneous

Here you’ll connect to even more useful reference tools for your business assignments and career.

93. U.S. Bureau of Labor Statistics: Access all kinds of employment and economic data here.
94. Template Gallery: Visit this site to find templates for business plans, balance sheets, and financial reporting.
95. The Entrepreneur’s Reference Guide to Small Business Information: This is a great reference tool for students, too.
96. Klariti: Find templates and guides for finance reporting and business communications.
97. Encyclopedia of Small Business: Get encyclopedias for small business and general business, plus other reference tools.
98. Penn Libraries Business Reference: Get access to case studies, business history, business school libraries, calculators and a lot more.
99. Internet Public Library: Find directories and databases for business topics here.
100. Small Business Podcasts: This list includes the top 100 small business podcasts of 2009.