How can we assess concentration levels in a given index? A popular way to measure concentration levels in an index is by looking at the “effective” number of stocks in an index (also known as the ...

The following chart from Avantis shows that concentration levels have increased dramatically in recent years, while the levels for the smaller-cap and value indexes have been relatively stable. Note ...

FILE: Police use tear gas and impact munitions to disperse protesters in downtown Portland during demonstrations against systemic racism and police violence on July 4, 2020. Jonathan Levinson / OPB ...

It's been a dismal ice fishing season for anglers on Lake Erie. A mild winter has kept the lake below the average ice concentration levels, affecting not only ice anglers but the lake's ecosystem and ...