determination of the number of producers and products over the business cycle. Economic expansions induce higher entry rates by … prospective entrants subject to irreversible investment costs. The sluggish response of the number of producers (due to sunk entry … decisions, producer entry, and the allocation of labor across sectors. The model performs at least as well as the benchmark real …

This paper examines the impact of resource availability, namely labor and flight equipment availability, on entry into … between new aircraft delivery and new entry onto routes by majors but a negative correlation between new aircraft delivery and … entry onto routes by non-majors. The paper also found a negative correlation between major carrier salary levels and entry …