"These historical relationships, which is fundamentally what the models are based on, break down when there are structural changes in the economy," said Ronnie Lowenstein, director of the Independent Budget Office, which also forecasts how the city's economy will perform.
If these models are trained on data going back several decades, but there have been structural changes in the U.S. economy since then, that could explain why these forecasts are consistently missing to the high side.
The earliest mechanistic observations that were made were structural changes in organs that are altered by perinatal programming.
After NP-Pt treatment (Figure 3C), there were structural changes in the RBC, and knizocytes were also seen.
In addition to the alterations in signal transduction and disturbances in Ca2+ homeostasis, there are structural changes in myofilaments, disorganization of the cytoskeletal framework and increased collagen synthesis.
The second possibility is that owing to an antigen-antibody reaction between GNR-SiO2-Ab and the capsule of C. neoformans cells, there are structural changes in the cell wall and capsule.
While revolutionaries show us the power of popular mobilization we won't see substantive political transformation until there are structural changes in the regime.
Senate Republicans have vowed to block any director for the Consumer Financial Protection Bureau until there are structural changes in the agency created to combat fiscal fraud.
A previous study showed that there were structural changes in the left parahippocampal gyrus [ 35, 36] and reduced functional connectivity in the left parahippocampal gyrus [ 19].
