A charge-transporting varnish characterized by comprising a charge-transporting material composed of an aniline derivative of formula wherein R 1 to R 6 are each independently a hydrogen atom, a halogen atom, a nitro group, a cyano group, an amino group, an alkyl group of 1 to 20 carbons, an alkenyl group of 2 to 20 carbons or an alkynyl group of 2 to 20 carbons which may be substituted with Z 1, an aryl group of 6 to 20 carbons or a heteroaryl group of 2 to 20 carbons which may be substituted with Z 2, -NHY 1, -NY 2 Y 3, -OY 4 or -SY 5; Y 1 to Y 5 are each independently an alkyl group of 1 to 20 carbons, an alkenyl group of 2 to 20 carbons or an alkynyl group of 2 to 20 carbons which may be substituted with Z 1, or an aryl group of 6 to 20 carbons or a heteroaryl group of 2 to 20 carbons which may be substituted with Z 2; Z 1 is a halogen atom, a nitro group, a cyano group, an amino group, or an aryl group of 6 to 20 carbons or a heteroaryl group of 2 to 20 carbons which may be substituted with Z 3; Z 2 is a halogen atom, a nitro group, a cyano group, an amino group, or an alkyl group of 1 to 20 carbons, an alkenyl group of 2 to 20 carbons or an alkynyl group of 2 to 20 carbons which may be substituted with Z 3; and Z 3 is a halogen atom, a nitro group, a cyano group or an amino group; and m and n are each independently an integer from 1 to 5, a dopant material consisting of phosphotungstic acid, and an organic solvent, wherein the ratio W D /W H of the mass W D of the dopant material to the mass W H of the charge-transporting material satisfies the relationship 3.5 ≤ W D / W H ≤ 15.0; and wherein the molecular weight of the aniline derivative is from 300 to 5,000. wherein R 1 to R 6 are each independently a hydrogen atom, a halogen atom, a nitro group, a cyano group, an amino group, an alkyl group of 1 to 20 carbons, an alkenyl group of 2 to 20 carbons or an alkynyl group of 2 to 20 carbons which may be substituted with Z 1, an aryl group of 6 to 20 carbons or a heteroaryl group of 2 to 20 carbons which may be substituted with Z 2, -NHY 1, -NY 2 Y 3, -OY 4 or -SY 5; Y 1 to Y 5 are each independently an alkyl group of 1 to 20 carbons, an alkenyl group of 2 to 20 carbons or an alkynyl group of 2 to 20 carbons which may be substituted with Z 1, or an aryl group of 6 to 20 carbons or a heteroaryl group of 2 to 20 carbons which may be substituted with Z 2; Z 1 is a halogen atom, a nitro group, a cyano group, an amino group, or an aryl group of 6 to 20 carbons or a heteroaryl group of 2 to 20 carbons which may be substituted with Z 3; Z 2 is a halogen atom, a nitro group, a cyano group, an amino group, or an alkyl group of 1 to 20 carbons, an alkenyl group of 2 to 20 carbons or an alkynyl group of 2 to 20 carbons which may be substituted with Z 3; and Z 3 is a halogen atom, a nitro group, a cyano group or an amino group; and m and n are each independently an integer from 1 to 5, a dopant material consisting of phosphotungstic acid, and an organic solvent, wherein the ratio W D /W H of the mass W D of the dopant material to the mass W H of the charge-transporting material satisfies the relationship 3.5 ≤ W D / W H ≤ 15.0; and wherein the molecular weight of the aniline derivative is from 300 to 5,000.