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Residential buildings under construction, developed by Samsung C&T Corp., right, stand in the Seocho district of Seoul, South Korea, on Sunday, June 14, 2015. American hedge-fund manager Paul Elliott Singer said he would oppose a proposed merger within Samsung Group, thereby laying down a challenge to the country's most powerful company and its richest family. Photographer: SeongJoon Cho/Bloomberg via Getty Images

Residential buildings under construction, developed by Samsung C&T Corp., right, stand in the Seocho district of Seoul, South Korea, on Sunday, June 14, 2015. American hedge-fund manager Paul Elliott Singer said he would oppose a proposed merger within Samsung Group, thereby laying down a challenge to the country's most powerful company and its richest family. Photographer: SeongJoon Cho/Bloomberg via Getty Images