While lichen planus very rarely leads to oral cancer, irritation of lichen planus by tobacco and alcohol, poorly fitting dentures, and poor oral hygiene can turn lichen planus into the erosive type.
In economics, a deadweight loss (also known as excess burden or allocative inefficiency) is a loss of economic efficiency that can occur when equilibrium for a good or service is not achieved or is not achievable.he deadweight loss is the area of the triangle formed by the grey tax income box (to the right of it), the original supply curve, and the demand curve.
Return loss is the negative of the magnitude of the reflection coefficient in dB. Since power is proportional to the square of the voltage, return loss is given by, where the vertical bars indicate magnitude.eturn loss is the negative of the magnitude of the reflection coefficient in dB. Since power is proportional to the square of the voltage, return loss is given by, where the vertical bars indicate magnitude.