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It is July 16. A company has a portfolio of stocks worth $100 million. The beta of the portfolio is 1.2. The company would like to use the CME December futures contract on the S&P 500 to change the beta of the portfolio to 0.5 during the period July 16 to November 16. The index is currently 1.000. and each contract is on $250 times the index.
a. What position should the company take?
b. Suppose that the company changes its mind and decides to increase the beta of the portfolio from 1.2 to 1.5. What position in futures contracts should it take?
Compare the strain energy developed in each case, and then explain which design is better for resisting an axial shock or impact load.
The cost for maufacturing a component used in intelligent interface converters was $23000 the first year. The company expects the cost to increase by 2% each year. Calculate the presence worth over a 5 year period at an interest rate of 10% per ye..
A 100-ton train traveling on a horizontal track requires 400 hp to maintain a constant speed of 50 mi/h. Determine (a) the total force needed to overcome axle friction, rolling resistance, and air resistance
A satellite is launched 600 km from the surface of the earth, with an initial velocity of 8333.3 m./s, acting parallel to the tangent of the surface of the earth.
With the ability to record field measurements and point descriptions in an instrument controller or electronic field book, why are manual field notes still important?
a 3200-lb car (Cd = 0.35, Af = 25ft^2, and p= 0.002378 slugs/ft^3) has 14-inch-radius wheels, a drivetrain efficiency of 93%, an overall gear reducation ratio of 3.2 to 1, and drive axle slippage of 3.5%. the engine develops a maximum torque of 21..
A nozzle is shaped so that the velocity of flow varies linearly from base to tip. Assuming quasi-one-dimensional flow, what is the convective acceleration midway if v-base= 1 ft/sec, v-tip = 4 ft/sec, and L=18"
It is required to obtain aerial photos of a large tract of land at a scale of 1:24,000, using a 150-mm focal-length camera. What should the average flying height above the ground be?
An oil-storage area was abandoned 18 years ago. Oil spilled on the ground had saturated the soil at a concentration of 400mg/Kg of soil. A fast food chain now wants to build a restaurant at the site, and samples the soil for contaminant
A spherical gas container made of steel has a 5-m outer diameter and a wall thickness of 6 mm. Knowing the internal pressure is 350 kPa, determine te maximum normal stress and the maximum shearing stress in the container.
above a peninsula of land. the length of the box is 25 km, its width is 80 km, and a radiation inversion restricts mixing to 25 m. Wind is blowing clean air into the long dimention of the box at 0.8 m/s.
A Riehle Impact Testing Machine was used to break the specemins and the reading gave 68ft/lb, 66ft/lb, 64ft/lb, 69ft/lb and 63ft/lb. The cross section dimensions of the Charpy were measured to be 0.320in and 0.397in.
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