A method of producing a polymer comprising: polymerizing a compound represented by the following formula; or copolymerizing the compound represented by the following formula with a compound having a reactive carbon-carbon double bond and differing from the compound represented by the following formula, in a presence of at least one compound selected from the group consisting of compounds represented by the following formula and compounds represented by the following formula: wherein in the formula, R 1 represents an alkyl group having a carbon number of 1-8, a substituted alkyl group having a carbon number of 1-8, an aryl group having a carbon number of 3-12, or a substituted aryl group having a carbon number of 3-16; R 2 and R 3 each independently represent a hydrogen atom or an alkyl group having a carbon number of 1-8; and R 4 represents a hydrogen atom, an alkyl group having a carbon number of 1-8, a substituted alkyl group having a carbon number of 1-8, an aryl group having a carbon number of 3-12, a substituted aryl group having a carbon number of 3-16, an acyl group having a carbon number of 2-8, an amide group having a carbon number of 2-8, an oxycarbonyl group, or a cyano group; [Chem. 2] (R 5 Te) 2 wherein in the formula, R 5 represents an alkyl group having a carbon number of 1-8, a substituted alkyl group having a carbon number of 1-8, an aryl group having a carbon number of 3-12, or a substituted aryl group having a carbon number of 3-16; and wherein in the formula, X 1 represents a fluorine atom; X 2, X 3, and X 4 each independently represent a hydrogen atom, a fluorine atom, a chlorine atom, or -CX 5 X 6 X 7; and X 5, X 6, and X 7 each independently represent a hydrogen atom, a fluorine atom, or a chlorine atom. polymerizing a compound represented by the following formula; or copolymerizing the compound represented by the following formula with a compound having a reactive carbon-carbon double bond and differing from the compound represented by the following formula, in a presence of at least one compound selected from the group consisting of compounds represented by the following formula and compounds represented by the following formula: wherein in the formula, R 1 represents an alkyl group having a carbon number of 1-8, a substituted alkyl group having a carbon number of 1-8, an aryl group having a carbon number of 3-12, or a substituted aryl group having a carbon number of 3-16; R 2 and R 3 each independently represent a hydrogen atom or an alkyl group having a carbon number of 1-8; and R 4 represents a hydrogen atom, an alkyl group having a carbon number of 1-8, a substituted alkyl group having a carbon number of 1-8, an aryl group having a carbon number of 3-12, a substituted aryl group having a carbon number of 3-16, an acyl group having a carbon number of 2-8, an amide group having a carbon number of 2-8, an oxycarbonyl group, or a cyano group; [Chem. 2] (R 5 Te) 2 wherein in the formula, R 5 represents an alkyl group having a carbon number of 1-8, a substituted alkyl group having a carbon number of 1-8, an aryl group having a carbon number of 3-12, or a substituted aryl group having a carbon number of 3-16; and wherein in the formula, X 1 represents a fluorine atom; X 2, X 3, and X 4 each independently represent a hydrogen atom, a fluorine atom, a chlorine atom, or -CX 5 X 6 X 7; and X 5, X 6, and X 7 each independently represent a hydrogen atom, a fluorine atom, or a chlorine atom. wherein in the formula, R 1 represents an alkyl group having a carbon number of 1-8, a substituted alkyl group having a carbon number of 1-8, an aryl group having a carbon number of 3-12, or a substituted aryl group having a carbon number of 3-16; R 2 and R 3 each independently represent a hydrogen atom or an alkyl group having a carbon number of 1-8; and R 4 represents a hydrogen atom, an alkyl group having a carbon number of 1-8, a substituted alkyl group having a carbon number of 1-8, an aryl group having a carbon number of 3-12, a substituted aryl group having a carbon number of 3-16, an acyl group having a carbon number of 2-8, an amide group having a carbon number of 2-8, an oxycarbonyl group, or a cyano group; [Chem. 2] (R 5 Te) 2 wherein in the formula, R 5 represents an alkyl group having a carbon number of 1-8, a substituted alkyl group having a carbon number of 1-8, an aryl group having a carbon number of 3-12, or a substituted aryl group having a carbon number of 3-16; and wherein in the formula, X 1 represents a fluorine atom; X 2, X 3, and X 4 each independently represent a hydrogen atom, a fluorine atom, a chlorine atom, or -CX 5 X 6 X 7; and X 5, X 6, and X 7 each independently represent a hydrogen atom, a fluorine atom, or a chlorine atom.