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Cramer: Twitter's move into the S&P 500 is a metaphor for where business is headed

Elizabeth Gurdus

Cramer highlights the differences between Twitter and Monsanto, the company that the social media stock will be replacing in the index. On Tuesday, that came to the fore when Dow Jones Indices announced that the stock of Twitter TWTR would replace agrochemical play Monsanto MON in the S&P 500 index