KeywordsChina; corporate value; family concentrated ownership; family firms; ultimate ownership structure; REIT; socio emotional wealth; succession; family identification; family business; corporate governance; human resources; social responsibility; stakeholders; CAPM; beta; portfolio return; Polish family firms; Warsaw Stock Exchange; family business; systematic literature review; cluster approach to systemize family business definitions; reasons for heterogeneity in family business definitions; implications for business management; decision-making; ownership transition; management transition; succession intent; succession in family firms; theory of reasoned action; ownership concentration; family business; corporate governance; market financial performance; Mexico; corporate governance; principal-principal agency theory; governance provisions; family firms; firm performance; family firm; family involvement; firm performance; firm behavior