Given investment horizon of 30 days, SkyWest Inc. is expected to generate 0.17 times more return on investment than Baltia. However, SkyWest Inc. is 5.94 times less risky than Baltia. It trades about -0.27 of its potential returns per unit of risk. Baltia Air Lines Inc. is currently generating about -0.05 per unit of risk. If you would invest 892 in SkyWest Inc. on April 26, 2012 and sell it today you would lose (143.00) from holding SkyWest Inc. or give up 16.03% of portfolio value over 30 days.
Diversification
Modest diversification
Overlapping area represents amount of risk that can be diversified away by holding SkyWest Inc. and Baltia Air Lines Inc. in the same portfolio (assuming nothing else is changed)