He said benefits of a growing economy - expected to expand by 8% this year - should be distributed more fairly.

Stock futures fell Friday after China said for the second time in a month it would force banks to increase their reserve levels.

ETF investors looking to gain exposure to the biotech sector have a number of options to consider--five to be exact. While there are some similarities between these funds, there are also some significant differences that result in unique risk and return profiles and diverging returns. In this article, we profile each of the ETF options, highlighting the pros and cons of each.