[1] el continente mismo. Note difference between el continente mismo and el mismo continente.
[2] banquero yanqui. Note the omission of the indefinite article. In Latin America the term yanqui is applied to all natives of the United States, as well as to institutions of that country in general.
[3] tarde o temprano, sooner or later. VARIANT: Más tarde o más temprano.
[4] Tal vez tenga Ud. razón. Note subjunctive, You may be right. VARIANT: Tal vez tiene Ud. razón.
[5] materias primas de que carecemos, raw materials which we lack. VARIANT: Materias primas que no tenemos.
[6] a esta altura del diálogo, at this point in the conversation; at this juncture.
[7] Tengo para mí que, I am convinced that.
[8] un sí es no es de, a suspicion of; a little; a touch of. VARIANTS: Un poco de; un tanto de; un poquito, un tantico de.
[9] que apenas comenzamos, which we have scarcely begun (attempted); in which we are beginners.
[10] papeles de industrias, securities; industrial stocks and shares.