1. Pipelines account for more than 20 percent of the intercity ton-miles but less than 5 percent of the revenue paid by shippers to transportation companies. What factors account for this contrast? Is...

1. Pipelines account for more than 20 percent of the intercity ton-miles but less than 5 percent of the revenue paid by shippers to transportation companies. What factors account for this contrast? Is this situation likely to change? Why or why not?

2. The economic and market position of the pipelines has been described as mature and stable with little likelihood of significant growth in the near future. Do you agree? Why or why not?