Priceline makes a $1.8 billion deal for Kayak

Priceline plans to purchase the travel research website, which has its technology headquarters in Concord.

Ameridose lays off hundreds

The sister company of the Framingham compounding pharmacy linked to a deadly meningitis outbreak is laying off hundreds of workers.

Senator-elect Elizabeth Warren and Governor Deval Patrick held a press conference at the State House.

Wendy Maeda/Globe Staff

Warren says she is trying for more discretion

Following a press conference during which she gave terse answers to several questions, Elizabeth Warren told reporters she is trying to be more discreet during her transition to senator-elect.

Robert Pattinson and Kristen Stewart in the 2012 film

Andrew Cooper/Summit Entertainment

Carlo Rotella

Parents decide on whether a book is appropriate

Debating whether to allow my 12-year-old to read Stephenie Meyer’s “Twilight” books is a sign of the overprotective-parenting times.

The next four years

The election’s effect on Massachusetts business sectors

Defense contractors brace for big cuts, medical device makers face new fees, and the financial industry faces tough regulations.

Tax bill for US gridlock? $3,500 per household

Nearly every household would pay higher taxes in 2013 unless Congress reaches a compromise on tax, spending, and deficit reduction measures over the next several weeks.

A 1990 picture of Mitt Romney and William Bain Jr.

Campaign over, Bain thanks investors in letter

Boston-based Bain Capital thanked investors and hinted at the barrage of news stories and political ads that targeted it during the campaign.

Sports

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Aaron Hernandez practiced with the Patriots on Wednesday.

Hernandez upbeat through injury recovery

It has been a good year for Aaron Hernandez, who signed a contract extension in August, proposed to his longtime girlfriend last month, and now is a father.

Arts

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Book Review

W. Jeffrey Bolster’s “The Mortal Sea” chronicles New England’s interdependence with the sea from the 16th century to the World War I era.

‘The Mortal Sea’ by W. Jeffrey Bolster

The historian tries to demonstrate how the activities of individuals have affected the northwest Atlantic, for better and worse.