Question: Vinko Brešan and Robert Greenwald, share which industry?

Context paragraphs:
Wal-Mart: The High Cost of Low Price: Wal-Mart: The High Cost of Low Price is a 2005 documentary film by director Robert Greenwald and Brave New Films.  The film presents a negative picture of Wal-Mart's business practices through interviews with former employees, small business owners, and footage of Wal-Mart executives.  Greenwald also uses statistics interspersed between interview footage, to provide an objective analysis of the effects Wal-Mart has on individuals and communities.

The Priest's Children: The Priest's Children (Croatian: Svećenikova djeca ) is a 2013 Croatian comedy film directed by Vinko Brešan.

Marshal Tito's Spirit: Marshal Tito's Spirit (Croatian: "Maršal" ) is a 1999 Croatian film directed by Vinko Brešan.  It was Croatia's submission to the 73rd Academy Awards for the Academy Award for Best Foreign Language Film, but was not accepted as a nominee.

Witnesses (film): Witnesses (Croatian: "Svjedoci" ) is a Croatian drama film directed by Vinko Brešan.  It was released in 2003.

Robert Greenwald: Robert Greenwald (born August 28, 1943) is the founder of Brave New Films, a nonprofit film studio whose work is distributed for free in concert with nonprofit partners and movements in order to educate and mobilize for progressive causes.  The work of Brave New Films has been screened over seven continents and viewed over tens of millions of times and counting.  His most recent full-length feature documentary, illustrates the connection between gun industry profits and gun deaths in America.  The studio is currently working with a coalition in California opposed to the money bail system with films like Debunking Bail Myths.  Brave New Films is also continuing its history of political advocacy by presenting short documentaries on current events from a progressive perspective, e.g a piece on Donald Trump's cabinet picks.

Will Not End Here: Will Not End Here ("Nije kraj") is a 2008 Croatian / Serbian co-production directed by Vinko Brešan.  It is based on a play by Mate Matišić.

Ivo Brešan: Ivo Brešan (27 May 1936 – 3 January 2017) was a Croatian playwright, novelist, and screenwriter, known for political satire.  His work included screenplays written with his son Vinko.

Vinko Brešan: Vinko Brešan (] ; born 3 February 1964) is a Croatian film director who emerged into international renown with three critically acclaimed and award-winning films that, each in its own way, broke some of the perceived taboos of Croatian cinema in the 1990s.

How the War Started on My Island: How the War Started on My Island (Croatian: "Kako je počeo rat na mom otoku" ) is a 1996 Croatian black comedy film directed by Vinko Brešan and starring Vlatko Dulić, Ljubomir Kerekeš, Ivan Brkić, Predrag Vušović, Ivica Vidović, Božidar Orešković and Matija Prskalo.  The film was shot on location in Primošten and Šibenik.

Koch Brothers Exposed (film): Koch Brothers Exposed is a 2012 U.S. documentary, compiled by liberal political activist and filmmaker Robert Greenwald from a viral video campaign produced by Brave New Films, about the alleged political activities of the Koch brothers.

Supporting paragraphs: Vinko Brešan Robert Greenwald
Answer: film