Investors can find quantitative (tangible research on the company: stock price, financial fundamentals, SEC files) easily and everywhere. Is that why people visit IR websites? Or is qualitative information (intangible research on the company: management and Board of Directors) better served-up first hand by a company.
For Question #7, we forced investors to hone in to their single drive for visiting an IR website. Here are the results from all the questions (so far).