Amazon posts its largest quarterly profit at $2 billion

E-commerce giant Amazon has posted a net income of $1.9 billion for its fourth quarter ended December 31, 2017, which is the largest in its history. Its net sales also increased 38% to $60.5 billion in the same quarter, compared with $43.7 billion in fourth quarter 2016. Amazon also posted a net income of $3 billion for full year 2017.