Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Thomas J. Brock is a CFA and CPA with more ...

I learned a lot about availability and utilization during my railroad construction days when I had the pleasure of working with a very big, very old and incredibly complicated tie tamper as a key ...

The fact that a machine is in your fleet does not mean that you can assume it is working to produce completed construction and contribute to the bottom line. Many things can go wrong, and many things ...

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