Lagged employment enters to capture sluggishness on the part of firms in adjusting employment.
This results in a relative "sluggishness" of the field and thus of infants' abilities to reach a threshold activation sufficient to generate a reach.
The sluggishness of two-way radio communication over interstellar distances tends to make such contact unsatisfactory for beings with lifetimes measured in decades.
To show the sluggishness of the transition layer motion, we might directly estimate dx\dt.
Thus, exogenous nominal stickiness in the form of staggered price setting translates directly into the sluggishness in the movement of this former part of the marginal cost.
Under staggered wage setting, the well-known relative-wage effect is the only source of endogenous sluggishness in wage, and thus price, adjustments, regardless of whether there is an intermediate input.
Yet such sluggishness derives from the existence of market rigidities, such as portfolio adjustment costs, that may also translate into nonlinearities in the dynamics of adjustment to equilibrium.
But administrative sluggishness and the lack of sufficient political will have prevented these commitments being used by their principal beneficiaries.