"joint opinion" is a correct and usable phrase in written English.
It is used to express the opinion shared by two or more people. For example, "After much discussion, the board members came to a joint opinion that the new policy should be implemented immediately."
We shall set them forth in the language of the joint opinion in "Casey".
The standard set forth in the Casey joint opinion has no historical or doctrinal pedigree.
Salva Kiir and Riek Machar's joint opinion piece published in the New York Times on Tuesday is headlined with a simple plea: "South Sudan Needs Truth, Not Trials".
Meanwhile, in today's Washington Post and Guardian, Cameron and Obama published a joint opinion piece that serves as a sort of party flyer for their summit.
She formed strategic alliances with other justices, for example writing an unusual joint opinion with Justice Stevens that upheld the central portions of the campaign finance law.
Justice Souter, joined by two other Republican-appointed justices, Sandra Day O'Connor and Anthony M. Kennedy, who had earlier both expressed strong doubts about Roe, collaborated to produce a highly unusual joint opinion that reaffirmed the constitutional right to abortion.
Still, by the time they met Thursday, they had issued a joint-opinion article in The Wall Street Journal.
As the conservative Justices wrote in their joint dissenting opinion, taxes are enforced contributions to support a government; penalties are punishments for unlawful acts.
"Having taken legal advice, it is the joint administrators' opinion that the SPL is not able to pursue RFC 2012 PLC in this matter," said Paul Clark.
They ran the New York Times ad, as well as a joint Washington Times opinion piece.
Jessica Arons, President & CEO of the Reproductive Health Technologies Project, remarked in a statement that "today's joint Committee Opinion from ACOG and ASRM in support of chemical policy reform signals a groundbreaking shift in the engagement of reproductive health professionals and advocates in the fight for chemical policy reform".
