The phrase "a broad lack" is correct and usable in written English.
It can be used to describe a significant or widespread deficiency or absence of something.
Example: "The report highlighted a broad lack of resources available for the community's development projects."
Alternatives: "a significant absence" or "a wide deficiency".
There is a broad lack of trust in institutions.
Across the world there are some regions where women's political empowerment is worse than Africa, which reflects a broad lack of commitment to bring gender equality forward in the global development agenda.
Their protest movement, largely quelled by a heavy police crackdown, has gained new energy since Friday, when an influential former president, Ali Akbar Hashemi Rafsanjani, delivered a speech urging the government to recognize a broad lack of public confidence in the results.
As wildlife management in many national parks has to deal with increased ungulate populations and a broad lack of predators, park managers need to know how their wildlife management, including feeding and hunting, disturbs ungulate behaviour, which in turn might affect natural processes.
Luquetta, the author of the study, said this example typifies a broad lack of understanding about the MoneyPass system.
This demonstrated a broad lack of co-variation indicating that the chromosomal rearrangements producing variation in both karyotypic features were not connected.
Some allege a broader lack of vision, saying Hong Kong's land needs depend on its future relationship to the mainland.
By this view, the corruption is a sign of a broader lack of rule of law that makes investing in Russia a risky venture.
Mr. Wexler and several senior police officials said they also believed that the shootings reflected a broader lack of respect for authority in American society.
He blamed the Asian financial crisis that began in 1997, the global economic slump in 2001 and the outbreak of severe acute respiratory syndrome last year, as well as a broader lack of advertiser interest in regional newsweeklies.
As well as shortages of medical equipment and trained personnel, there were shortages of medicine and a broader lack of knowledge and training in dealing with complex diseases and injuries.
