How much does it cost to buy the land, build a railroad and then keep it running?

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Just how much does it cost a company which has had its security hacked and the personal info of every one of its customers leaked?

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How much does it cost to manufacture the BMW i3 car?

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How much does it cost to get it out?

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Economics: how much does it cost?

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Great, but what did it cost to extract hydrogen from that water, and how much does the electrolyzer cost?

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