You would think that a prime minister of a country would not cover an accusation of corruption with ludicrous lies. For one thing, the lies easily made transparent by fact-checking journalists would reflect back on the statement of innocence itself. Just being accused in public should prompt carefully thought-out lies because the failure to sustain the lies would naturally cause people to conclude that the corruption charge is valid. The connector here is bad character, plus the assumption that it is easy to obviate charges of corruption. This assumption itself may indicate that the office-holder believes that corruption is widespread—and from this belief can come the assumption that it is easy to get away with taking money benefitting the office-holder and spouse. The conduct of Malayia’s prime minister Razak Najib and his wife Mansor Rosmah between 2008 and 2015 bear out my thesis.
The full essay is at "Fabricating Dumb lies."