What I never understood is the following: suppose there are many bids once ROI is zero or negative, then does it negatively affect even this first bidder? I think it and losses are taken by all.
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What I never understood is the following: suppose there are many bids once ROI is zero or negative, then does it negatively affect even this first bidder? I think it and losses are taken by all.
Yes everyone will get a negative ROI. So one person can ruin it for all that are bidding.