 In other words, firms enter new markets where they are able to identify opportunities with low market uncertainty then enter markets at successively greater psychic distance.As a consequence, contemporary literature on the internationalisation process cites psychic distance as a key variable and determinant for expansion into foreign markets.The psychic distance has also on occasion been measured through formative indicators such as strong commercial relations, close political relations, historic ties, geographic ties, social ties, country information stock, level of development.