checkRd: (-1) admin2020.Rd:14: Lost braces
    14 | \item{ARANK}{Academic rank: a factor with 7 levels: \verb{All ranks}, \code{Professors}, \verb{Associate professors}, \verb{Assistant professors}, \code{Instructors}, \code{Lecturers} and \verb{No academic rank}}{Academic rank}
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checkRd: (-1) dir_info2020.Rd:28: Lost braces; missing escapes or markup?
    28 | \item{INT_LEVEL}{Level of institution (1 = Four or more years; 2 = At least 2 but less than 4 years; 3 = Less than 2 years (below associate); -3 = {Not available})}
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checkRd: (-1) dir_info2020.Rd:29: Lost braces; missing escapes or markup?
    29 | \item{INT_CONTROL}{Control of institution (1 = Public; 2 = Private not-for-profit; 3 = Private for-profit; -3 = {Not available})}
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checkRd: (-1) dir_info2020.Rd:30: Lost braces; missing escapes or markup?
    30 | \item{UNGRAD_OFFER}{Undergraduate offering (1 = Undergraduate degree or certificate offering; 2 = No undergraduate offering; -3 = {Not available})}
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checkRd: (-1) dir_info2020.Rd:31: Lost braces; missing escapes or markup?
    31 | \item{GRAD_OFFER}{Graduate offering (1 = Graduate degree or certificate offering; 2 = No graduate offering; -3 = {Not available})}
       |                                                                                                                  ^
checkRd: (-1) dir_info2020.Rd:32: Lost braces; missing escapes or markup?
    32 | \item{HD_OFFER}{Degree-granting status (1 = Degree granting; 2 = Nondegree-granting, primarily post-secondary; -3 = {Not available})}
       |                                                                                                                     ^
checkRd: (-1) dir_info2020.Rd:37: Lost braces; missing escapes or markup?
    37 | \item{LOCALE}{Degree of urbanization (Urban-centric locale) (11 = City: Large; 12 = City: Midsize; 13 = City: Small; 21 = Suburb: Large; 22 = Suburb: Midsize; 23 = Suburb: Small; 31 = Town: Fringe; 32 = Town: Distant; 33 = Town: Remote; 41 = Rural: Fringe; 42 = Rural: Distant; 43 = Rural: Remote; -3 = {Not available})}
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