In аn upcоming cоmpаny – uniоn contrаct negotiation a strike may occur. The company knows the following facts: the strike cost per day for the union is $10,000 and for the company is $40,000; the benefits of prevailing in the strike for the union are $500,000 and the cost for the company if the union prevails in the strike would be $1,000,000; the company has a strike fund of $3,000,000; the union strike fund is $600,000 but is private information known only to the union. If the company believes the strike will go beyond X days the company should immediately concede. What is the value of X?