The attached data file (XYZ Risks) shows daily cash associated with one of each of three risks facing your publicly-traded firm. As the risk managers you can do nothing, or hedge some, or hedge all of the risks. What do you do? Show the method you used such as covariance, pricing, volatility, ratios, etc.. Clearly justify the action you have chosen.

X	Y	Z
0.982069	-1.10726	-1.87488
-1.00476	1.003842	1.01328
0.934991	1.013518	1.086069
0.963024	1.181167	1.186309
0.750454	1.326504	1.383244
0.054074	0.143023	0.209612
0.209411	-1.64299	-1.41169
1.311769	0.88892	0.916126
0.555073	0.853807	0.94516
0.307665	-1.24192	-1.75053
-0.09565	0.000221	-0.03972
0.237942	-1.5081	-1.44724
1.024597	1.058884	1.149364
0.939027	1.238231	1.278121
-0.73637	-1.57965	-1.44842
0.079716	-0.20654	-0.12238
-0.83846	1.282259	1.370622
1.151574	1.239978	1.316408
0.17684	-1.62226	-1.41663
-1.9183	-0.40502	-2.68535
1.308316	-0.98138	-1.96769
-1.06689	0.964838	0.990296
-1.15899	0.805846	0.868364
-1.32385	-1.19282	-1.90551
-0.24574	0.210398	0.304526
1.836176	-0.62674	-2.30524