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Algorithms can learn to collude. 

Two law professors, Ariel Ezrachi of Oxford and Maurice E. Stucke of the University of Tennessee, have a working paper on how when computers get involved in pricing for goods and services (say, at Amazon or Uber), the potential for collusion is even greater than when humans are making the prices. 

In April 2017, economists at LSE looked at 51 studies of pay-for-performance plans, inside of companies. Here's what they said: "We find that financial incentives can result in a negative impact on overall performance."

Toshiba Corp said it may have to book several billion dollars in charges related to a U.S. nuclear power plant construction company acquisition, sending its stock tumbling 12 percent and rekindling concerns about its accounting acumen.