The biggest apparent bubble is in housing, but prices have surged for niche assets, too, such as calligraphy, antiques and art. (wsj.com)
Renewable energy has moved on from being a niche asset class that sacrificed returns (for the sake of a greater good) to becoming an outright compelling investment opportunity. (fortune.com)
Once a niche asset, EM equity funds have steadily evolved to include different areas of focus and accommodate various investment styles. (blackrock.com)