Business

Salesforce buying work-chat service Slack for $27.7 billion

Business software pioneer Salesforce.com is buying work-chatting service Slack for $27.7 billion in a deal aimed at giving the two companies a better shot at competing against longtime industry powerhouse Microsoft.

Business

Walmart unveils subscription program to challenge Amazon

The battle for online supremacy is on as Walmart announced Tuesday the coming launch of a membership program that provides free delivery as the world's biggest retailer takes direct aim at e-commerce behemoth Amazon.

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